Bump sphinx-autodoc-typehints from 1.11.1 to 1.12.0 (#77)

Bumps [sphinx-autodoc-typehints](https://github.com/agronholm/sphinx-autodoc-typehints) from 1.11.1 to 1.12.0.
- [Release notes](https://github.com/agronholm/sphinx-autodoc-typehints/releases)
- [Changelog](https://github.com/agronholm/sphinx-autodoc-typehints/blob/master/CHANGELOG.rst)
- [Commits](agronholm/sphinx-autodoc-typehints@1.11.1...1.12.0)

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Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

Author: dependabot-preview[bot]

poetry.lock

@@ -61,7 +61,7 @@ pytest-randomly = "^3.7"
 pytest-mypy-plugins = "^1.6"
 
 sphinx = "^3.5"
-sphinx-autodoc-typehints = "^1.11"
+sphinx-autodoc-typehints = "^1.12"
 sphinxcontrib-mermaid = "^0.6.3"
 sphinx-typlog-theme = "^0.8.0"
 doc8 = "^0.8.1"