Bump black from 23.7.0 to 23.9.1

Bumps [black](https://github.com/psf/black) from 23.7.0 to 23.9.1.
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](https://github.com/psf/black/compare/23.7.0...23.9.1)

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

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -24,7 +24,7 @@ pyhumps = "^3.0.2"
 [tool.poetry.dev-dependencies]
 pytest = "^7.4"
 pre-commit = "^3.4.0"
-black = "^23.7"
+black = "^23.9"
 pylint = "^2.13.2"
 isort = "^5.10.1"
 mypy = "^1.5"