Log Message:
py-readme_renderer: update to 44.0.

44.0 (2024-07-08)
-----------------

* Drop support for Python 3.8 (#315)
* Require docutils 0.21.2 and higher (#315)
* Remove HTML5 ``<s>`` tag from the list of allowed HTML tags (#315)
* Test all supported CPython and PyPy versions in CI (#315)
* Resolve Node 16 deprecation warnings in CI (#309)
* Lint specific directories (#312)
* Build a wheel once for all tox test environments (#308)
* Lazy open output files, and always close them (#314)
* Gitpod: Migrate to the Even Better TOML extension (#306)
* check-manifest: Remove a now-default ``.gitpod.yml`` exclusion (#307)