Merge branch 'jnnkl-codequality-v2' into 'master'

Migrate Code Quality MR Widget to V2

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/127327



Merged-by: Phil Hughes <me@iamphill.com>
Approved-by: Phil Hughes <me@iamphill.com>
Reviewed-by: Phil Hughes <me@iamphill.com>
Reviewed-by: Savas Vedova <svedova@gitlab.com>
Reviewed-by: Jannik Lehmann <jlehmann@gitlab.com>
Co-authored-by: Jannik Lehmann <jlehmann@gitlab.com>
Co-authored-by: Savas Vedova <svedova@gitlab.com>