Chiavdf

Added support for releasing Python GIL

Revert y compression

What's Changed
* Build py 3.10 wheels by hoffmang9 in https://github.com/Chia-Network/chiavdf/pull/101


**Full Changelog**: https://github.com/Chia-Network/chiavdf/compare/1.0.3...1.0.4

Set version in setup.py so that pip will recognize the version when pulling the source distribution from PyPI

Fixed case where k=0 for tests

- Updated MPIR pre built for Windows to https://github.com/BrianGladman/mpir/commit/800bbce9f1dc17f4cffa046dbc5c230291bc974b
- Change primary branch to main and lint python.