Bump sphinx from 8.0.2 to 8.1.3 (sloria#480)

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 8.0.2 to 8.1.3. - [Release notes](https://github.com/sphinx-doc/sphinx/releases) - [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES.rst) - [Commits](sphinx-doc/sphinx@v8.0.2...v8.1.3) --- updated-dependencies: - dependency-name: sphinx dependency-type: direct:production update-type: version-update:semver-minor ... Signed-off-by: dependabot[bot] <support@github.com> Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

pyproject.toml

@@ -26,7 +26,7 @@ Issues = "https://github.com/sloria/TextBlob/issues"
 Source = "https://github.com/sloria/TextBlob"
 
 [project.optional-dependencies]
-docs = ["sphinx==8.0.2", "sphinx-issues==5.0.0", "PyYAML==6.0.2"]
+docs = ["sphinx==8.1.3", "sphinx-issues==5.0.0", "PyYAML==6.0.2"]
 tests = ["pytest", "numpy"]
 dev = ["textblob[tests]", "tox", "pre-commit~=3.5"]