Merge branch 'aa-fix-whatsnew-16-8' into 'master'

Cleanup comments for whatsnew 16-8

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/141885



Merged-by: Brian Williams <bwilliams@gitlab.com>
Approved-by: Brian Williams <bwilliams@gitlab.com>
Co-authored-by: Alper Akgun <aakgun@gitlab.com>