build(deps): bump sphinx-autodoc-typehints from 1.19.2 to 1.19.4

Bumps [sphinx-autodoc-typehints](https://github.com/tox-dev/sphinx-autodoc-typehints) from 1.19.2 to 1.19.4.
- [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@1.19.2...1.19.4)

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

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

pyproject.toml

@@ -36,7 +36,7 @@ sphinx-click = { version = "4.3.0", optional = true }
 sphinx-issues = { version = "3.0.1", optional = true }
 nbsphinx = { version = "^0.8.8", optional = true }
 sphinx-rtd-theme = { version = "1.0.0", optional = true }
-sphinx-autodoc-typehints = { version = "1.19.2", optional = true }
+sphinx-autodoc-typehints = { version = "1.19.4", optional = true }
 autoapi = { version = "2.0.1", optional = true }
 sphinx-autoapi = { version = "1.9.0", optional = true }
 sphinxcontrib-apidoc = { version = "0.3.0", optional = true }