Merge branch...

Merge branch '262482-move-handlers-outside-of-domcontentloaded-app-assets-javascripts-pages-projects-packages' into 'master'

Handlers outside of DOMContentLoaded: /packages/index

See merge request gitlab-org/gitlab!44470

app/assets/javascripts/pages/projects/packages/packages/index/index.js

 import initPackageList from '~/packages/list/packages_list_app_bundle';
 
-document.addEventListener('DOMContentLoaded', () => {
-  if (document.getElementById('js-vue-packages-list')) {
-    initPackageList();
-  }
-});
+initPackageList();