fix: bump black from 26.3.1 to 26.5.1

Bumps [black](https://github.com/psf/black) from 26.3.1 to 26.5.1.
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@26.3.1...26.5.1)

---
updated-dependencies:
- dependency-name: black
  dependency-version: 26.5.1
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

pyproject.toml

@@ -35,7 +35,7 @@ spark = [
 ]
 test = [
     "bandit[toml]==1.9.4",
-    "black==26.3.1",
+    "black==26.5.1",
     "check-manifest==0.51",
     "flake8-bugbear==25.11.29",
     "flake8-docstrings",