Merge branch '505442-confidential-issue' into 'master'

Change cleanup policies to ignore protected tags

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/178578



Merged-by: David Fernandez <dfernandez@gitlab.com>
Approved-by: Jarka Košanová <jarka@gitlab.com>
Approved-by: David Fernandez <dfernandez@gitlab.com>
Approved-by: Lysanne Pinto <lpinto@gitlab.com>
Reviewed-by: David Fernandez <dfernandez@gitlab.com>
Reviewed-by: Mohamed Hamda <mhamda@gitlab.com>
Co-authored-by: Dzmitry Meshcharakou <12459192-dmeshcharakou@users.noreply.gitlab.com>