Unnecessary offences include false positives as well as flagged
errors which have follow up issues in order to be addressed.

Not all issues have been addressed before this being submitted
in the spirit of results and iteration.

This reverts merge request !28712

This is one of many MRs opened in order to improve the overall
internationalisation of the GitLab codebase.

This commit only targets Vanilla JS files.

i18n documentation
https://docs.gitlab.com/ee/development/i18n/externalization.html