chore(deps-dev): update black requirement from ^22.1 to ^23.1 (#60)

Updates the requirements on [black](https://github.com/psf/black) to permit the latest version.
- [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/22.1.0...23.1.0)

---
updated-dependencies:
- dependency-name: black
  dependency-type: direct:development
...

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pyproject.toml

@@ -25,7 +25,7 @@ skyfield-data = ">=3,<5"
 python-dateutil = "^2.8"
 
 [tool.poetry.dev-dependencies]
-black = "^22.1"
+black = "^23.1"
 parameterized = "^0.8.1"
 coverage = "^6.1.2"
 coveralls = "^3.3.1"