Bump the dev-dependencies group in /automation with 2 updates

Bumps the dev-dependencies group in /automation with 2 updates: [isort](https://github.com/pycqa/isort) and [black](https://github.com/psf/black).


Updates `isort` from 5.12.0 to 5.13.2
- [Release notes](https://github.com/pycqa/isort/releases)
- [Changelog](https://github.com/PyCQA/isort/blob/main/CHANGELOG.md)
- [Commits](PyCQA/isort@5.12.0...5.13.2)

Updates `black` from 23.11.0 to 23.12.1
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@23.11.0...23.12.1)

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

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

automation/pyproject.toml

@@ -18,8 +18,8 @@ langcodes = {extras = ["data"], version = "^3.3.0"}
 scour = "^0.38.2"
 
 [tool.poetry.group.dev.dependencies]
-isort = "^5.12.0"
-black = "^23.11.0"
+isort = "^5.13.2"
+black = "^23.12.1"
 
 [[tool.poetry.source]]
 name = "dfint"