chore(deps): bump sphinx from 5.3.0 to 6.1.3 (#221)

Bumps [sphinx](https://github.com/sphinx-doc/sphinx) from 5.3.0 to 6.1.3.
- [Release notes](https://github.com/sphinx-doc/sphinx/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx/blob/master/CHANGES)
- [Commits](sphinx-doc/sphinx@v5.3.0...v6.1.3)

---
updated-dependencies:
- dependency-name: sphinx
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

pyproject.toml

@@ -26,7 +26,7 @@ strenum = "^0.4.9"
 
 [tool.poetry.dev-dependencies]
 pytest = "^7.1.3"
-Sphinx = "^5.3.0"
+Sphinx = "^6.1.3"
 flake8 = "^5.0.4"
 black = "^23.1"
 isort = "^5.12.0"