Merge branch 'feature/self-pat-rotate' into 'master'

Add "self" endpoints for token self_rotation

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/142664



Merged-by: Aboobacker MK <akarakath@gitlab.com>
Approved-by: Aboobacker MK <akarakath@gitlab.com>
Approved-by: Rohit Shambhuni <rshambhuni@gitlab.com>
Co-authored-by: Stephane Talbot <Stephane.Talbot@univ-savoie.fr>
Co-authored-by: Jon Glassman <jglassman@gitlab.com>