Add 14.8.2 security release patchfiles to omnibus repository

What does this MR do?

To support a forthcoming modification to the 14.8.2 Security Release blog post (MR: gitlab-com/www-gitlab-com!99656 (merged)), this MR adds the 14 patch files described in https://gitlab.com/gitlab-org/security/www-gitlab-com/-/merge_requests/82 to the omnibus-gitlab project.

Related issues

https://gitlab.com/gitlab-org/gitlab/-/issues/353843#plan-for-hotpatch-to-older-versions (gitlab-internal only)

Checklist

See Definition of done.

For anything in this list which will not be completed, please provide a reason in the MR discussion

Required

• Merge Request Title, and Description are up to date, accurate, and descriptive
• MR targeting the appropriate branch
• MR has a green pipeline on GitLab.com
• Pipeline is green on dev.gitlab.org if the change is touching anything besides documentation or internal cookbooks
• trigger-package has a green pipeline running against latest commit

Expected (please provide an explanation if not completing)

• Test plan indicating conditions for success has been posted and passes
• Documentation created/updated
• Tests added
• Integration tests added to GitLab QA
• Equivalent MR/issue for the GitLab Chart opened