Bump black from 24.2.0 to 24.3.0

Bumps [black](https://github.com/psf/black) from 24.2.0 to 24.3.0.
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@24.2.0...24.3.0)

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

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

setup.py

@@ -37,7 +37,7 @@
     py_modules=["xml_sitemap_writer"],
     extras_require={
         "dev": [
-            "black==24.2.0",
+            "black==24.3.0",
             "coveralls==3.3.1",
             "pylint==3.1.0",
             "pytest==8.1.1",