Build & upload mypyc wheels

[nstarman]

GitHub workflow from black as they have done a lot of work with mypyc.

Signed-off-by: nstarman nstarkman@protonmail.com

PR Checklist

• Check out the contributing guidelines and code of conduct
• Check out the contributing workflow ( for a practical example click here )
• Give a detailed description of the PR above.
• Document changes in the CHANGES.rst file. See existing changelog for examples.
• Add tests, if applicable, to ensure code coverage never decreases.
• Make sure the docs are up to date, if applicable, particularly the docstrings and RST files in docs folder.
• Ensure linear history by rebasing, when requested by the maintainer.

[codecov]

Codecov Report

Merging #8 (dd6a096) into main (31b43e0) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##             main       #8   +/-   ##
=======================================
  Coverage   84.74%   84.74%           
=======================================
  Files           6        6           
  Lines         177      177           
=======================================
  Hits          150      150           
  Misses         27       27           

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[nstarman]

There doesn't appear be a good way to test this without merging. Here goes nothing...