Merge branch 'renovate-gems/gitlab-tooling-ruby-dependencies' into 'master'

Update dependency gitlab-dangerfiles to '~> 3.6.4'

See merge request https://gitlab.com/gitlab-org/gitlab/-/merge_requests/106948



Merged-by: Lin Jen-Shin <jen-shin@gitlab.com>
Approved-by: Lin Jen-Shin <jen-shin@gitlab.com>
Reviewed-by: Lin Jen-Shin <jen-shin@gitlab.com>
Co-authored-by: GitLab Renovate Bot <gitlab-bot@gitlab.com>