Bump sphinx from 8.2.1 to 8.2.3

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 8.2.1 to 8.2.3.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v8.2.1...v8.2.3)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

requirements-dev.txt

@@ -8,4 +8,4 @@ flake8-requirements==2.2.1
 mypy==1.15.0
 pep257==0.7.0
 pre-commit==4.1.0
-sphinx==8.2.1
+sphinx==8.2.3