Fix worker paths in Pipeline Editor

Change the workers paths to prevent ensure they are loaded when using a
CDN in the Pipeline Editor

app/assets/javascripts/lib/utils/webpack.js

 import { joinPaths } from '~/lib/utils/url_utility';
 
-// tell webpack to load assets from origin so that web workers don't break
+/**
+ * Tell webpack to load assets from origin so that web workers don't break
+ * See https://gitlab.com/gitlab-org/gitlab/-/issues/321656 for a fix
+ */
 export function resetServiceWorkersPublicPath() {
   // __webpack_public_path__ is a global variable that can be used to adjust
   // the webpack publicPath setting at runtime.

app/assets/javascripts/pipeline_editor/index.js

@@ -2,12 +2,17 @@ import Vue from 'vue';
 
 import VueApollo from 'vue-apollo';
 import createDefaultClient from '~/lib/graphql';
+import { resetServiceWorkersPublicPath } from '../lib/utils/webpack';
 import { resolvers } from './graphql/resolvers';
 import typeDefs from './graphql/typedefs.graphql';
-
 import PipelineEditorApp from './pipeline_editor_app.vue';
 
 export const initPipelineEditor = (selector = '#js-pipeline-editor') => {
+  // Prevent issues loading syntax validation workers
+  // Fixes https://gitlab.com/gitlab-org/gitlab/-/issues/297252
+  // TODO Remove when https://gitlab.com/gitlab-org/gitlab/-/issues/321656 is resolved
+  resetServiceWorkersPublicPath();
+
   const el = document.querySelector(selector);
 
   if (!el) {