PyPI releases

It looks like we'll need to revisit our PyPI packaging / upload.

Related workflow failure: https://github.com/NCAR/wrf-python/actions/runs/15053573318/job/42314030541

PEP with some background on why this fails: https://peps.python.org/pep-0513

Some relevant guidance: https://learn.scientific-python.org/development/guides/gha-wheels/