Bump the python-packages group with 2 updates

Bumps the python-packages group with 2 updates: [sphinx](https://github.com/sphinx-doc/sphinx) and [sphinx-autobuild](https://github.com/sphinx-doc/sphinx-autobuild).


Updates `sphinx` from 7.2.6 to 7.3.7
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v7.2.6...v7.3.7)

Updates `sphinx-autobuild` from 2024.2.4 to 2024.4.16
- [Release notes](https://github.com/sphinx-doc/sphinx-autobuild/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx-autobuild/blob/main/NEWS.rst)
- [Commits](sphinx-doc/sphinx-autobuild@2024.02.04...2024.04.16)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: sphinx-autobuild
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: python-packages
...

Signed-off-by: dependabot[bot] <[email protected]>