python-pyasyncore-1.0.4-160000.2.2

- Build for all versions of Python that we can (Python 3.10 not supported)
- Actually run the testsuite, switching to GitHub tarball so we have them.

- update to 1.0.4:
  * Remove Python version check at build time
  * Rename `asyncore.py` to `__init__.py`
  * Add previous standard library tests

- Initial packaging (v1.0.3)