Allow for selecting groups in protected environments dropdown
Problem to solve
The protected environments access selector allows you to choose pre-existing GitLab roles, or individual users, but often the roles are too wide for important environments such as production, but maintaining a list of individual users is a burden.
Intended users
Further details
As a bonus, this would allow for teams that use AD integrations to manage these user lists outside of GitLab. Please see https://docs.gitlab.com/ee/administration/auth/how_to_configure_ldap_gitlab_ee for details.
Proposal
Allow for selecting groups in this dialog:
