Add jest-environment-jsdom and jest-util dependencies

package.json

@@ -158,7 +158,9 @@
     "jasmine-diff": "^0.1.3",
     "jasmine-jquery": "^2.1.1",
     "jest": "^24.1.0",
+    "jest-environment-jsdom": "^24.0.0",
     "jest-junit": "^6.3.0",
+    "jest-util": "^24.0.0",
     "jsdoc": "^3.5.5",
     "jsdoc-vue": "^1.0.0",
     "karma": "^3.0.0",

spec/frontend/helpers/fixtures.js

@@ -3,8 +3,6 @@
 import fs from 'fs';
 import path from 'path';
-// jest-util is part of Jest
-// eslint-disable-next-line import/no-extraneous-dependencies
 import { ErrorWithStack } from 'jest-util';
 const fixturesBasePath = path.join(process.cwd(), 'spec', 'javascripts', 'fixtures');