fix: misc typos in three files (#3463)

public/docs/_examples/tsconfig.json

@@ -1,5 +1,5 @@
 // this tsconfig is used for protractor tests
-// see _boilerplate/tsconfig.json for the the tsconfig used in examples
+// see _boilerplate/tsconfig.json for the tsconfig used in examples
 {
   "compilerOptions": {
     "target": "es6",

public/resources/js/directives/code-pane.js

@@ -3,7 +3,7 @@
 *
 * @requires codeTab Directive
 *
-* Invidiual panes displayed in the the
+* Individual panes displayed in the
 * codeTab elements
 */
 
@@ -30,7 +30,7 @@ angularIO.directive('codePane', function() {
       return function(scope, element, attrs, controller) {
         scope.name = attrs.name;
 
-        //ADD PANE TO CONTROLLER
+        // ADD PANE TO CONTROLLER
         controller.addPane(scope);
       };
     }