Bump sphinx-autoapi from 3.2.1 to 3.3.1 (#938)

Bumps [sphinx-autoapi](https://github.com/readthedocs/sphinx-autoapi) from 3.2.1 to 3.3.1.
- [Release notes](https://github.com/readthedocs/sphinx-autoapi/releases)
- [Changelog](https://github.com/readthedocs/sphinx-autoapi/blob/main/CHANGELOG.rst)
- [Commits](readthedocs/sphinx-autoapi@v3.2.1...v3.3.1)

---
updated-dependencies:
- dependency-name: sphinx-autoapi
  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>

requirements_doc.txt

@@ -3,7 +3,7 @@ beautifulsoup4==4.12.3
 lxml==5.3.0
 
 Sphinx==8.0.2
-sphinx-autoapi==3.2.1
+sphinx-autoapi==3.3.1
 sphinx-autobuild==2024.4.16
 sphinx-book-theme==1.1.3
 sphinx-design==0.6.1