Merge branch...

Merge branch '262481-move-handlers-outside-of-domcontentloaded-app-assets-javascripts-pages-projects-packages' into 'master'

Handlers outside of DOMContentLoaded: /packages/show

See merge request gitlab-org/gitlab!44576

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

 import initPackageDetail from '~/packages/details/';
 
-document.addEventListener('DOMContentLoaded', initPackageDetail);
+initPackageDetail();