Merge branch 'jnnkl-remove-eventlistener-abuse-report-admin' into 'master'

Remove obsolete DOMContentLoadedEventListener

See merge request gitlab-org/gitlab!56656

app/assets/javascripts/pages/admin/abuse_reports/index.js

-/* eslint-disable no-new */
 import UsersSelect from '~/users_select';
 import AbuseReports from './abuse_reports';
 
-document.addEventListener('DOMContentLoaded', () => {
-  new AbuseReports();
-  new UsersSelect();
-});
+new AbuseReports(); /* eslint-disable-line no-new */
+new UsersSelect(); /* eslint-disable-line no-new */