refactor(docs-infra): remove unnecessary `use strict` from docs examples TS files (#38143)

By default, TypeScript will emit `"use strict"` directives, so it is not
necessary to include `'use strict'` in `.ts` files:
https://www.typescriptlang.org/docs/handbook/compiler-options.html#:~:text=--noImplicitUseStrict

PR Close #38143

aio/content/examples/accessibility/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Accessibility example e2e tests', () => {

aio/content/examples/ajs-quick-reference/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('AngularJS to Angular Quick Reference Tests', function () {

aio/content/examples/animations/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, ExpectedConditions as EC } from 'protractor';
 import { logging } from 'selenium-webdriver';
 import * as openClose from './open-close.po';

aio/content/examples/architecture/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { protractor, browser, element, by, ElementFinder } from 'protractor';
 
 const nameSuffix = 'X';

aio/content/examples/attribute-binding/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Attribute binding example', function () {

aio/content/examples/attribute-directives/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Attribute directives', () => {

aio/content/examples/built-in-directives/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 import { browser, element, by } from 'protractor';
 
 describe('Built-in Directives', function () {

aio/content/examples/built-in-template-functions/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Built Template Functions Example', function () {

aio/content/examples/component-interaction/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Component Communication Cookbook Tests', function () {

aio/content/examples/component-styles/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Component Style Tests', function () {

aio/content/examples/dependency-injection-in-action/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Dependency Injection Cookbook', function () {

aio/content/examples/dependency-injection/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementFinder } from 'protractor';
 
 describe('Dependency Injection Tests', function () {

aio/content/examples/displaying-data/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Displaying Data Tests', function () {

aio/content/examples/docs-style-guide/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Docs Style Guide', function () {

aio/content/examples/dynamic-component-loader/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 /* tslint:disable:quotemark */

aio/content/examples/dynamic-form/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 /* tslint:disable:quotemark */

aio/content/examples/elements/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, by, element, ElementFinder, ExpectedConditions as EC } from 'protractor';
 
 /* tslint:disable:quotemark */

aio/content/examples/event-binding/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, protractor } from 'protractor';
 
 describe('Event binding example', function () {

aio/content/examples/form-validation/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for node!
-
 import { browser, element, by, protractor, ElementFinder, ElementArrayFinder } from 'protractor';
 
 // THESE TESTS ARE INCOMPLETE

aio/content/examples/getting-started-v0/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Getting Started V0', () => {

aio/content/examples/getting-started/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ExpectedConditions as EC, logging, ElementFinder, ElementArrayFinder } from 'protractor';
 
 describe('Getting Started', () => {

aio/content/examples/hierarchical-dependency-injection/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, by, element } from 'protractor';
 
 describe('Hierarchical dependency injection', () => {

aio/content/examples/inputs-outputs/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 import { browser, element, by } from 'protractor';
 import { logging } from 'selenium-webdriver';
 

aio/content/examples/lifecycle-hooks/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, ElementFinder, by } from 'protractor';
 
 describe('Lifecycle hooks', () => {

aio/content/examples/ngmodules/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('NgModule-example', function () {

aio/content/examples/pipes/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 const { version: angularVersion } = require('@angular/core/package.json');
 

aio/content/examples/reactive-forms/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Reactive forms', function () {

aio/content/examples/resolution-modifiers/src/app/app.module.ts

@@ -1,4 +1,3 @@
-;
 import { OptionalComponent } from './optional/optional.component';
 import { NgModule } from '@angular/core';
 import { BrowserModule } from '@angular/platform-browser';

aio/content/examples/router/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ExpectedConditions } from 'protractor';
 
 const numDashboardTabs = 5;

aio/content/examples/security/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, By } from 'protractor';
 
 describe('Security E2E Tests', () => {

aio/content/examples/set-document-title/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementFinder } from 'protractor';
 
 describe('Set Document Title', function () {

aio/content/examples/setup/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('QuickStart E2E Tests', function () {

aio/content/examples/structural-directives/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Structural Directives', function () {

aio/content/examples/styleguide/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Style Guide', function () {

aio/content/examples/template-reference-variables/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 import { logging } from 'selenium-webdriver';
 

aio/content/examples/template-syntax/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 // TODO Not yet complete

aio/content/examples/testing/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementFinder } from 'protractor';
 
 describe('Testing Example', () => {

aio/content/examples/toh-pt0/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Tour of Heroes', () => {

aio/content/examples/toh-pt1/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementFinder } from 'protractor';
 import { promise } from 'selenium-webdriver';
 

aio/content/examples/toh-pt2/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementFinder } from 'protractor';
 import { promise } from 'selenium-webdriver';
 

aio/content/examples/toh-pt3/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementFinder } from 'protractor';
 import { promise } from 'selenium-webdriver';
 

aio/content/examples/toh-pt4/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementFinder } from 'protractor';
 import { promise } from 'selenium-webdriver';
 

aio/content/examples/toh-pt5/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementFinder } from 'protractor';
 import { promise } from 'selenium-webdriver';
 

aio/content/examples/toh-pt6/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementFinder, ElementArrayFinder } from 'protractor';
 import { promise } from 'selenium-webdriver';
 

aio/content/examples/upgrade-module/e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 describe('Upgrade Tests', function () {

aio/content/examples/upgrade-phonecat-1-typescript/app/app.animations.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 angular.
   module('phonecatApp').
   animation('.phone', function phoneAnimationFactory() {

aio/content/examples/upgrade-phonecat-1-typescript/app/app.module.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 // Define the `phonecatApp` module
 angular.module('phonecatApp', [
   'ngAnimate',

aio/content/examples/upgrade-phonecat-1-typescript/app/core/checkmark/checkmark.filter.spec.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 describe('checkmark', () => {
 
   beforeEach(angular.mock.module('core'));

aio/content/examples/upgrade-phonecat-1-typescript/app/core/core.module.ts

@@ -1,4 +1,2 @@
-'use strict';
-
 // Define the `core` module
 angular.module('core', ['core.phone']);

aio/content/examples/upgrade-phonecat-1-typescript/app/core/phone/phone.module.ts

@@ -1,4 +1,2 @@
-'use strict';
-
 // Define the `core.phone` module
 angular.module('core.phone', ['ngResource']);

aio/content/examples/upgrade-phonecat-1-typescript/app/core/phone/phone.service.spec.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 describe('Phone', () => {
   let $httpBackend: angular.IHttpBackendService;
   let Phone: any;

aio/content/examples/upgrade-phonecat-1-typescript/app/phone-detail/phone-detail.module.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 // Define the `phoneDetail` module
 angular.module('phoneDetail', [
   'ngRoute',

aio/content/examples/upgrade-phonecat-1-typescript/app/phone-list/phone-list.component.spec.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 describe('phoneList', () => {
 
   // Load the module that contains the `phoneList` component before each test

aio/content/examples/upgrade-phonecat-1-typescript/app/phone-list/phone-list.module.ts

@@ -1,4 +1,2 @@
-'use strict';
-
 // Define the `phoneList` module
 angular.module('phoneList', ['core.phone']);

aio/content/examples/upgrade-phonecat-1-typescript/e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, ElementArrayFinder, ElementFinder } from 'protractor';
 
 // Angular E2E Testing Guide:

aio/content/examples/upgrade-phonecat-2-hybrid/app/app.animations.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 angular.
   module('phonecatApp').
   animation('.phone', function phoneAnimationFactory() {

aio/content/examples/upgrade-phonecat-2-hybrid/app/app.config.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 angular.
   module('phonecatApp').
   config(['$locationProvider', '$routeProvider',

aio/content/examples/upgrade-phonecat-2-hybrid/app/app.module.ajs.ts

@@ -1,6 +1,4 @@
 // #docregion
-'use strict';
-
 // Define the `phonecatApp` AngularJS module
 angular.module('phonecatApp', [
   'ngAnimate',

aio/content/examples/upgrade-phonecat-2-hybrid/app/core/core.module.ts

@@ -1,4 +1,2 @@
-'use strict';
-
 // Define the `core` module
 angular.module('core', ['core.phone']);

aio/content/examples/upgrade-phonecat-2-hybrid/app/core/phone/phone.module.ts

@@ -1,4 +1,2 @@
-'use strict';
-
 // Define the `core.phone` module
 angular.module('core.phone', ['ngResource']);

aio/content/examples/upgrade-phonecat-2-hybrid/app/phone-detail/phone-detail.module.ts

@@ -1,5 +1,3 @@
-'use strict';
-
 // Define the `phoneDetail` module
 angular.module('phoneDetail', [
   'ngRoute',

aio/content/examples/upgrade-phonecat-2-hybrid/app/phone-list/phone-list.module.ts

@@ -1,4 +1,2 @@
-'use strict';
-
 // Define the `phoneList` module
 angular.module('phoneList', ['core.phone']);

aio/content/examples/upgrade-phonecat-2-hybrid/e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 // Angular E2E Testing Guide:

aio/content/examples/upgrade-phonecat-3-final/e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by } from 'protractor';
 
 // Angular E2E Testing Guide:

aio/content/examples/user-input/e2e/src/app.e2e-spec.ts

@@ -1,5 +1,3 @@
-'use strict'; // necessary for es6 output in node
-
 import { browser, element, by, protractor } from 'protractor';
 
 describe('User Input Tests', function () {