[meta] Add Trusted Publishing support for <platform>

[miketheman]

Collect all related requests for adding Trusted Publishing support for a given CI provider as sub-issues.

Relevant documentation: https://docs.pypi.org/trusted-publishers/internals/#how-do-i-become-a-trusted-publishing-provider

Note: This is not a commitment or ordering in which these will be done, rather a way to keep track of the requests.

Folks are welcome to engage with the open issues and create pull requests with test coverage to add new publishers - please review existing documentation, implementation details, and existing test cases.

On any linked issue add your 👍 reaction to the main issue to help garner interest in each platform.