Source Build's GitHub Team Name Has Changed

[MichaelSimons]

Source Build's GitHub Team Name Has Changed

A new source-build GitHub team has been created.
Utilize it in issues, PRs, discussions, etc to contact the .NET source-build team.
The old GitHub teams, source-build-contrib and source-build-internal should not be used anymore.

Background

Previously there were two source build GitHub teams that were causing confusion in regards to which one to use, source-build-internal and source-build-contrib.
In order to eliminate this confusion a new source-build team has been created, source-build-contrib has been deleted and source-build-internal has been marked as deprecated.
source-build-internal is still being referenced from CODEOWNERS in servicing branches. Once those .NET versions reach EOL, the source-build-internal team will be deleted.

Related issue: #4645