Merge branch 'eduardosanz/gc-iam-improvements-5' into 'master'

Make #wlif_issuer_url work for group or project

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/148507



Merged-by: Eduardo Sanz García <esanz-garcia@gitlab.com>
Approved-by: Jarka Košanová <jarka@gitlab.com>
Approved-by: Andrew Evans <aevans@gitlab.com>
Reviewed-by: Andrew Evans <aevans@gitlab.com>