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 [black](https://github.com/psf/black).


Updates `sphinx` from 7.4.7 to 8.0.2
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/v8.0.2/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v7.4.7...v8.0.2)

Updates `black` from 24.4.2 to 24.8.0
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@24.4.2...24.8.0)

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

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

setup.py

@@ -70,7 +70,7 @@ def get_version():
     """,
     extras_require={
         "docs": [
-            "Sphinx==7.4.7",
+            "Sphinx==8.0.2",
             "furo==2024.7.18",
             "sphinx-autobuild",
             "codespell>=2.2.5",
@@ -84,7 +84,7 @@ def get_version():
             "pytest-xdist>=2.2.1",
             "pytest-asyncio>=0.17",
             "beautifulsoup4>=4.8.1",
-            "black==24.4.2",
+            "black==24.8.0",
             "blacken-docs==1.18.0",
             "pytest-timeout>=1.4.2",
             "trustme>=0.7",