chore(deps-dev): bump pytest-mypy-plugins from 1.7.0 to 1.9.1 (#65)

Bumps [pytest-mypy-plugins](https://github.com/TypedDjango/pytest-mypy-plugins) from 1.7.0 to 1.9.1.
- [Release notes](https://github.com/TypedDjango/pytest-mypy-plugins/releases)
- [Changelog](https://github.com/typeddjango/pytest-mypy-plugins/blob/1.9.1/CHANGELOG.md)
- [Commits](typeddjango/pytest-mypy-plugins@1.7.0...1.9.1)

---
updated-dependencies:
- dependency-name: pytest-mypy-plugins
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

poetry.lock

@@ -35,7 +35,7 @@ mkdocstrings = "^0.15.1"
 mypy = "^0.910"
 pytest = "^6.2.5"
 pytest-asyncio = "^0.15.1"
-pytest-mypy-plugins = "^1.6.1"
+pytest-mypy-plugins = "^1.9.1"
 pytest-xdist = "^2.1.0"
 coverage = {extras = ["toml"], version = "^5.5"}