Merge branch 'jnnkl-remove-DomContentLoaded-labels-page' into 'master'

Remove obsolete DOMContentLoaded Eventlistener from Labels Page

See merge request gitlab-org/gitlab!51455

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

@@ -77,5 +77,4 @@ const initLabelIndex = () => {
     },
   });
 };
-
-document.addEventListener('DOMContentLoaded', initLabelIndex);
+initLabelIndex();