Bump sphinx from 7.3.5 to 7.3.6 (#582)

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 7.3.5 to 7.3.6.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES.rst)
- [Commits](sphinx-doc/sphinx@v7.3.5...v7.3.6)

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

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

pyproject.toml

@@ -25,7 +25,7 @@ Issues = "https://github.com/marshmallow-code/marshmallow-sqlalchemy/issues"
 Source = "https://github.com/marshmallow-code/marshmallow-sqlalchemy"
 
 [project.optional-dependencies]
-docs = ["sphinx==7.3.5", "alabaster==0.7.16", "sphinx-issues==4.1.0"]
+docs = ["sphinx==7.3.6", "alabaster==0.7.16", "sphinx-issues==4.1.0"]
 # TODO: Remove pytest pin when https://github.com/TvoroG/pytest-lazy-fixture/issues/65 is resolved
 tests = ["pytest<8", "pytest-lazy-fixture>=0.6.2"]
 dev = ["marshmallow-sqlalchemy[tests]", "tox", "pre-commit~=3.5"]