Merge branch '451588-rm-vuex-create-update-vs' into 'master'

Reduce Vuex reliance on the VSA create/edit form

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/182592



Merged-by: Ezekiel Kigbo <3397881-ekigbo@users.noreply.gitlab.com>
Approved-by: Rudy Crespo <rcrespo@gitlab.com>
Approved-by: Ezekiel Kigbo <3397881-ekigbo@users.noreply.gitlab.com>
Reviewed-by: Ezekiel Kigbo <3397881-ekigbo@users.noreply.gitlab.com>
Reviewed-by: Alex Pennells <apennells@gitlab.com>
Reviewed-by: Rudy Crespo <rcrespo@gitlab.com>
Reviewed-by: GitLab Duo <gitlab-duo@gitlab.com>
Co-authored-by: Alex Pennells <apennells@gitlab.com>