gitlab update to 8.3.6-bb.3

Package Merge Request

Package Changes

https://repo1.dso.mil/big-bang/product/packages/gitlab/-/blob/8.3.6-bb.3/CHANGELOG.md

Package MR

big-bang/product/packages/gitlab!349 (merged)

For Issue

big-bang/product/packages/gitlab#294 (closed)

Upgrade Notices

N/A