chore(deps-dev): update sphinx-autodoc-typehints requirement

Updates the requirements on [sphinx-autodoc-typehints](https://github.com/tox-dev/sphinx-autodoc-typehints) to permit the latest version.
- [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@1.11.1...2.0.0)

---
updated-dependencies:
- dependency-name: sphinx-autodoc-typehints
  dependency-type: direct:production
...

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

pyproject.toml

@@ -51,7 +51,7 @@ dev = [
 docs = [
     "sphinx~=3.3.1",
     "sphinx-book-theme~=0.0.39",
-    "sphinx-autodoc-typehints~=1.11.1",
+    "sphinx-autodoc-typehints>=1.11.1,<2.1.0",
     "sphinx-copybutton~=0.3.1",
 ]