Access requests for permissions on a Big Bang repo or group

relates to the backstage package for bigbang at https://repo1.dso.mil/big-bang/apps/sandbox/backstage

Hard requirement for 2.0

Soft Requirement for 2.0

To be included and announced for Big Bang 3.0 Release

Label for assigning to epics that are part of the 3.x roadmap for reducing maintenance in the packages

https://repo1.dso.mil/platform-one/big-bang/apps/product-tools/bbctl