Bump sphinx from 7.3.7 to 8.0.2

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 7.3.7 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@v7.3.7...v8.0.2)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

docs/requirements.txt

@@ -1,4 +1,4 @@
 myst-parser==3.0.1
-Sphinx==7.3.7
+Sphinx==8.0.2
 pygments==2.18.0
 pyanalyze

requirements.txt

@@ -6,6 +6,6 @@ typeshed_client>=2.0.0
 typing_extensions>=4.1.1
 codemod
 myst-parser==3.0.1
-Sphinx==7.3.7
+Sphinx==8.0.2
 black==24.8.0
 ruff==0.5.2