build(deps-dev): bump mkdocs-gen-files from 0.3.5 to 0.4.0 (#794)

Bumps [mkdocs-gen-files](https://github.com/oprypin/mkdocs-gen-files) from 0.3.5 to 0.4.0.
- [Release notes](https://github.com/oprypin/mkdocs-gen-files/releases)
- [Commits](https://github.com/oprypin/mkdocs-gen-files/compare/v0.3.5...v0.4.0)

---
updated-dependencies:
- dependency-name: mkdocs-gen-files
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

pyproject.toml

@@ -105,7 +105,7 @@ mkdocs = "^1.3.1"
 mkdocs-material = ">=8.1.2,<8.5"
 mkdocs-material-extensions = "^1.0.3"
 mkdocstrings = {version = "==0.19.0", extras = ["python"]}
-mkdocs-gen-files = "^0.3.5"
+mkdocs-gen-files = "^0.4.0"
 mkdocs-literate-nav = "^0.4.1"
 mkdocs-section-index = "^0.3.4"
 dataclasses = { version = ">=0.6.0,<0.8 || >0.8,<1.0.0" }