Bump the python-packages group across 1 directory with 2 updates

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


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 `furo` from 2023.9.10 to 2024.5.6
- [Release notes](https://github.com/pradyunsg/furo/releases)
- [Changelog](https://github.com/pradyunsg/furo/blob/main/docs/changelog.md)
- [Commits](pradyunsg/furo@2023.09.10...2024.05.06)

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

Signed-off-by: dependabot[bot] <support@github.com>

docs/requirements.txt

@@ -1,5 +1,5 @@
-sphinx==7.2.6
-furo==2023.9.10
+sphinx==7.3.7
+furo==2024.5.6
 sphinx-autobuild
 sphinx-copybutton
 myst-parser