build(deps-dev): bump pytest-mypy from 0.9.1 to 0.10.3 (#39)

Bumps [pytest-mypy](https://github.com/dbader/pytest-mypy) from 0.9.1 to 0.10.3.
- [Release notes](https://github.com/dbader/pytest-mypy/releases)
- [Changelog](https://github.com/realpython/pytest-mypy/blob/v0.10.3/changelog.md)
- [Commits](realpython/pytest-mypy@v0.9.1...v0.10.3)

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

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

Author: dependabot[bot]

poetry.lock

@@ -20,7 +20,7 @@ pytest-asyncio = ">=0.18.3,<0.22.0"
 pytest-cov = "^4.1.0"
 docformatter = "^1.4"
 pytest-pylint = ">=0.18,<0.20"
-pytest-mypy = "^0.9.1"
+pytest-mypy = ">=0.9.1,<0.11.0"
 pydocstyle = "^6.1.1"
 pytest-pydocstyle = "^2.3.0"
 pyenchant = "^3.2.2"