Revert "Import getURL to fix deprecation warnings (#52)"

This reverts commit d643cf742e.

A previous change was already made in this repo to import getURL,
this causes a double import which breaks the build.

assets/javascripts/discourse/components/query-result.js.es6

@@ -3,7 +3,6 @@ import { ajax } from "discourse/lib/ajax";
 import getURL from "discourse-common/lib/get-url";
 import Badge from "discourse/models/badge";
 import { default as computed } from "discourse-common/utils/decorators";
-import getURL from "discourse-common/lib/get-url";
 
 function randomIdShort() {
   return "xxxxxxxx".replace(/[xy]/g, () => {

assets/javascripts/discourse/models/query.js.es6

@@ -5,7 +5,6 @@ import {
 } from "discourse-common/utils/decorators";
 import getURL from "discourse-common/lib/get-url";
 import RestModel from "discourse/models/rest";
-import getURL from "discourse-common/lib/get-url";
 
 const Query = RestModel.extend({
   dirty: false,