Description

Update the PyPI project links from @bignose-debian

Fixes #366

Checklist

• [NA] Make sure changes are covered by existing or new tests.
• [NA] For at least one Python version, make sure local test run is green.
• Create a file in src/towncrier/newsfragments/. Describe your
  change and include important information. Your change will be included in the public release notes.
• Make sure all GitHub Actions checks are green (they are automatically checking all of the above).