3.4.4: Maintenance Release

This maintenance release adds Logging and resolves compatibility issues with recent builds of PETSc and NumPy.

What's Changed

• Discourage StackOverflow by @guyer in #876
• Add Logging by @guyer in #875
• Add tests for the Nix build by @wd15 in #791
• Manually clean up PETSc objects by @guyer in #899
• Get CI working again by @guyer in #925
• Fix numpy 1.25 issues by @guyer in #930

Curated Changelog: https://github.com/usnistgov/fipy/blob/3.4.4/CHANGELOG.rst

Full Changelog: 3.4.3...3.4.4