chore(deps-dev): bump mkdocs from 1.2.3 to 1.2.4 (#129)

Bumps [mkdocs](https://github.com/mkdocs/mkdocs) from 1.2.3 to 1.2.4.
- [Release notes](https://github.com/mkdocs/mkdocs/releases)
- [Commits](mkdocs/mkdocs@1.2.3...1.2.4)

---
updated-dependencies:
- dependency-name: mkdocs
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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

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

Author: dependabot[bot]

poetry.lock

@@ -29,7 +29,7 @@ black = { version = "^22.1", python = "^3.6.2" }
 flake8 = "^4.0.1"
 flake8-annotations = { version = "^2.7.0", python = "^3.6.2" }
 flake8-docstrings = "^1.5.0"
-mkdocs = "^1.2.3"
+mkdocs = "^1.2.4"
 mkdocs-material = "^8.2.5"
 mkdocstrings = "^0.16.2"
 mypy = "^0.941"