GHSA-652X-M2GR-HPPM OAuth2-Proxy's `--gitlab-group` GitLab Group Authorization config flag stopped working in v7.0.0

The --gitlab-group flag for group-based authorization in the GitLab provider stopped working in the v7.0.0 release. Regardless of the flag settings, authorization wasn't restricted. Additionally, any authenticated users had whichever groups were set in --gitlab-group added to the new...