Enhance Gitlab sso CA Value Support 1170

Package Merge Request

Package Changes

Added the ability to overlay CA certs to gitlab SSO.

Package MR

NA

For Issue

Closes https://repo1.dso.mil/platform-one/big-bang/bigbang/-/issues/1170

BB Processes

Add labels for affected packages so that they are deployed in CI as well as a status label:

Be sure to assign to yourself:

Once it is ready for review switch the status and assign reviewers: