Merge branch 'afontaine/375781/merge-apps' into 'master'

Refactor protected environments forms to use ajax

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/125918



Merged-by: Fabio Pitino <fpitino@gitlab.com>
Approved-by: Aakriti Gupta <agupta@gitlab.com>
Approved-by: Annabel Dunstone Gray <annabel.dunstone@gmail.com>
Approved-by: John Mason <9717668-johnmason@users.noreply.gitlab.com>
Approved-by: Fabio Pitino <fpitino@gitlab.com>
Approved-by: Paul Gascou-Vaillancourt <pgascouvaillancourt@gitlab.com>
Reviewed-by: Andrew Fontaine <afontaine@gitlab.com>
Reviewed-by: Paul Gascou-Vaillancourt <pgascouvaillancourt@gitlab.com>
Co-authored-by: Andrew Fontaine <afontaine@gitlab.com>