Resolve "Upgrade gitlab"

Package Owner Merge Request

Upgrade Gitlab and gitlab-runner versions to lastest 13.12.x

Package Changes

Package MRs
https://repo1.dso.mil/platform-one/big-bang/apps/developer-tools/gitlab/-/merge_requests/58
https://repo1.dso.mil/platform-one/big-bang/apps/developer-tools/gitlab-runner/-/merge_requests/21

Package Releases
https://repo1.dso.mil/platform-one/big-bang/apps/developer-tools/gitlab/-/tags/4.12.9-bb.1
https://repo1.dso.mil/platform-one/big-bang/apps/developer-tools/gitlab-runner/-/tags/0.29.0-bb.0

closes #665 (closed)