Multi-versionize py3-yarl

[justinvreeland]

Build py3-yarld and deps against multi versions of python3

Fixes:

Related:

Pre-review Checklist

For new package PRs only

• [ ] This PR is marked as fixing a pre-existing package request bug
  • [X] Alternatively, the PR is marked as related to a pre-existing package request bug, such as a dependency
• [X] REQUIRED - The package is available under an OSI-approved or FSF-approved license
• [X] REQUIRED - The version of the package is still receiving security updates
• [ ] This PR links to the upstream project's support policy (e.g. endoflife.date)

[justinvreeland]

@smoser Any changes to cython are likely to happen here or be split out into it's own PR since it's a deep for a few things and the other PR is not going to be ready for a while.

[justinvreeland]

All of the deps should be available now we'll see what the CI comes back with though.

[justinvreeland]

Testing? I have pending comments but don't see a submit button?