update frontend specs to use ES module syntax

spec/javascripts/abuse_reports_spec.js

-require('~/lib/utils/text_utility');
-require('~/abuse_reports');
+import '~/lib/utils/text_utility';
+import '~/abuse_reports';
 ((global) => {
   describe('Abuse Reports', () => {

spec/javascripts/activities_spec.js

 /* eslint-disable no-unused-expressions, no-prototype-builtins, no-new, no-shadow, max-len */
-require('vendor/jquery.endless-scroll.js');
-require('~/pager');
-require('~/activities');
+import 'vendor/jquery.endless-scroll.js';
+import '~/pager';
+import '~/activities';
 (() => {
   window.gon || (window.gon = {});

spec/javascripts/ajax_loading_spinner_spec.js

-require('~/extensions/array');
-require('jquery');
-require('jquery-ujs');
-require('~/ajax_loading_spinner');
+import '~/extensions/array';
+import 'jquery';
+import 'jquery-ujs';
+import '~/ajax_loading_spinner';
 describe('Ajax Loading Spinner', () => {
   const fixtureTemplate = 'static/ajax_loading_spinner.html.raw';

spec/javascripts/awards_handler_spec.js

@@ -3,7 +3,7 @@
 import Cookies from 'js-cookie';
 import AwardsHandler from '~/awards_handler';
-require('~/lib/utils/common_utils');
+import '~/lib/utils/common_utils';
 (function() {
   var awardsHandler, lazyAssert, urlRoot, openAndWaitForEmojiMenu;

spec/javascripts/behaviors/autosize_spec.js

 /* eslint-disable space-before-function-paren, no-var, comma-dangle, no-return-assign, max-len */
-require('~/behaviors/autosize');
+import '~/behaviors/autosize';
 (function() {
   describe('Autosize behavior', function() {

spec/javascripts/behaviors/quick_submit_spec.js

 /* eslint-disable space-before-function-paren, no-var, no-return-assign, comma-dangle, jasmine/no-spec-dupes, new-cap, max-len */
-require('~/behaviors/quick_submit');
+import '~/behaviors/quick_submit';
 (function() {
   describe('Quick Submit behavior', function() {

spec/javascripts/behaviors/requires_input_spec.js

 /* eslint-disable space-before-function-paren, no-var */
-require('~/behaviors/requires_input');
+import '~/behaviors/requires_input';
 (function() {
   describe('requiresInput', function() {

spec/javascripts/blob/create_branch_dropdown_spec.js

-require('~/gl_dropdown');
-require('~/blob/create_branch_dropdown');
-require('~/blob/target_branch_dropdown');
+import '~/gl_dropdown';
+import '~/blob/create_branch_dropdown';
+import '~/blob/target_branch_dropdown';
 describe('CreateBranchDropdown', () => {
   const fixtureTemplate = 'static/target_branch_dropdown.html.raw';

spec/javascripts/blob/target_branch_dropdown_spec.js

-require('~/gl_dropdown');
-require('~/blob/create_branch_dropdown');
-require('~/blob/target_branch_dropdown');
+import '~/gl_dropdown';
+import '~/blob/create_branch_dropdown';
+import '~/blob/target_branch_dropdown';
 describe('TargetBranchDropdown', () => {
   const fixtureTemplate = 'static/target_branch_dropdown.html.raw';

spec/javascripts/boards/board_card_spec.js

@@ -8,11 +8,11 @@
 import Vue from 'vue';
 import '~/boards/models/assignee';
-require('~/boards/models/list');
-require('~/boards/models/label');
-require('~/boards/stores/boards_store');
+import '~/boards/models/list';
+import '~/boards/models/label';
+import '~/boards/stores/boards_store';
 const boardCard = require('~/boards/components/board_card').default;
-require('./mock_data');
+import './mock_data';
 describe('Issue card', () => {
   let vm;

spec/javascripts/boards/board_new_issue_spec.js

@@ -6,8 +6,8 @@
 import Vue from 'vue';
 import boardNewIssue from '~/boards/components/board_new_issue';
-require('~/boards/models/list');
-require('./mock_data');
+import '~/boards/models/list';
+import './mock_data';
 describe('Issue boards new issue form', () => {
   let vm;

spec/javascripts/commits_spec.js

 /* global CommitsList */
-require('vendor/jquery.endless-scroll');
-require('~/pager');
-require('~/commits');
+import 'vendor/jquery.endless-scroll';
+import '~/pager';
+import '~/commits';
 (() => {
   // TODO: remove this hack!

spec/javascripts/datetime_utility_spec.js

-require('~/lib/utils/datetime_utility');
+import '~/lib/utils/datetime_utility';
 (() => {
   describe('Date time utils', () => {

spec/javascripts/diff_comments_store_spec.js

 /* eslint-disable jasmine/no-global-setup, dot-notation, jasmine/no-expect-in-setup-teardown, max-len */
 /* global CommentsStore */
-require('~/diff_notes/models/discussion');
-require('~/diff_notes/models/note');
-require('~/diff_notes/stores/comments');
+import '~/diff_notes/models/discussion';
+import '~/diff_notes/models/note';
+import '~/diff_notes/stores/comments';
 function createDiscussion(noteId = 1, resolved = true) {
   CommentsStore.create({

spec/javascripts/extensions/array_spec.js

 /* eslint-disable space-before-function-paren, no-var */
-require('~/extensions/array');
+import '~/extensions/array';
 (function() {
   describe('Array extensions', function() {

spec/javascripts/filtered_search/dropdown_user_spec.js

-require('~/filtered_search/dropdown_utils');
-require('~/filtered_search/filtered_search_tokenizer');
-require('~/filtered_search/filtered_search_dropdown');
-require('~/filtered_search/dropdown_user');
+import '~/filtered_search/dropdown_utils';
+import '~/filtered_search/filtered_search_tokenizer';
+import '~/filtered_search/filtered_search_dropdown';
+import '~/filtered_search/dropdown_user';
 describe('Dropdown User', () => {
   describe('getSearchInput', () => {

spec/javascripts/filtered_search/dropdown_utils_spec.js

-require('~/extensions/array');
-require('~/filtered_search/dropdown_utils');
-require('~/filtered_search/filtered_search_tokenizer');
-require('~/filtered_search/filtered_search_dropdown_manager');
+import '~/extensions/array';
+import '~/filtered_search/dropdown_utils';
+import '~/filtered_search/filtered_search_tokenizer';
+import '~/filtered_search/filtered_search_dropdown_manager';
 describe('Dropdown Utils', () => {
   describe('getEscapedText', () => {

spec/javascripts/filtered_search/filtered_search_dropdown_manager_spec.js

-require('~/extensions/array');
-require('~/filtered_search/filtered_search_visual_tokens');
-require('~/filtered_search/filtered_search_tokenizer');
-require('~/filtered_search/filtered_search_dropdown_manager');
+import '~/extensions/array';
+import '~/filtered_search/filtered_search_visual_tokens';
+import '~/filtered_search/filtered_search_tokenizer';
+import '~/filtered_search/filtered_search_dropdown_manager';
 describe('Filtered Search Dropdown Manager', () => {
   describe('addWordToInput', () => {

spec/javascripts/filtered_search/filtered_search_manager_spec.js

 import * as recentSearchesStoreSrc from '~/filtered_search/stores/recent_searches_store';
 import RecentSearchesService from '~/filtered_search/services/recent_searches_service';
 import RecentSearchesServiceError from '~/filtered_search/services/recent_searches_service_error';
-
-require('~/lib/utils/url_utility');
-require('~/lib/utils/common_utils');
-require('~/filtered_search/filtered_search_token_keys');
-require('~/filtered_search/filtered_search_tokenizer');
-require('~/filtered_search/filtered_search_dropdown_manager');
-require('~/filtered_search/filtered_search_manager');
-const FilteredSearchSpecHelper = require('../helpers/filtered_search_spec_helper');
+import '~/lib/utils/url_utility';
+import '~/lib/utils/common_utils';
+import '~/filtered_search/filtered_search_token_keys';
+import '~/filtered_search/filtered_search_tokenizer';
+import '~/filtered_search/filtered_search_dropdown_manager';
+import '~/filtered_search/filtered_search_manager';
+import FilteredSearchSpecHelper from '../helpers/filtered_search_spec_helper';
 describe('Filtered Search Manager', () => {
   let input;

spec/javascripts/filtered_search/filtered_search_token_keys_spec.js

-require('~/extensions/array');
-require('~/filtered_search/filtered_search_token_keys');
+import '~/extensions/array';
+import '~/filtered_search/filtered_search_token_keys';
 describe('Filtered Search Token Keys', () => {
   describe('get', () => {