build(deps): bump sphinx-autodoc-typehints in /requirements

Bumps [sphinx-autodoc-typehints](https://github.com/tox-dev/sphinx-autodoc-typehints) from 1.23.0 to 2.4.4.
- [Release notes](https://github.com/tox-dev/sphinx-autodoc-typehints/releases)
- [Changelog](https://github.com/tox-dev/sphinx-autodoc-typehints/blob/main/CHANGELOG.md)
- [Commits](tox-dev/sphinx-autodoc-typehints@1.23.0...2.4.4)

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

Signed-off-by: dependabot[bot] <[email protected]>

requirements/_docs.txt

@@ -5,7 +5,7 @@ docutils ==0.19
 sphinxcontrib-fulltoc >=1.0
 sphinxcontrib-mockautodoc
 lai-sphinx-theme  # need to be downloaded from s3://sphinx-packages/
-sphinx-autodoc-typehints ==1.23.0
+sphinx-autodoc-typehints ==2.4.4
 sphinx-paramlinks ==0.6.0
 sphinx-togglebutton ==0.3.2
 sphinx-copybutton ==0.5.2