Merge branch 'kaniko' into 'master'

Make kaniko tag sanitization posix compliant

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/117798



Merged-by: Laura Montemayor <lmontemayor@gitlab.com>
Approved-by: Avielle Wolfe <awolfe@gitlab.com>
Approved-by: Laura Montemayor <lmontemayor@gitlab.com>
Co-authored-by: Cyril Jouve <jv.cyril@gmail.com>