chore(deps): bump black from 22.10.0 to 25.1.0

Bumps [black](https://github.com/psf/black) from 22.10.0 to 25.1.0.
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@22.10.0...25.1.0)

---
updated-dependencies:
- dependency-name: black
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements/testing.txt

@@ -9,7 +9,7 @@ flake8>=5.0.4,<8
 #  Don't change this version without running CI builds;
 #  The latest version may not be available for older Python runtime
 black>=22.8.0; python_version=="3.6"
-black==22.10.0; python_version>"3.6"
+black==25.1.0; python_version>"3.6"
 click==8.0.4  # black is affected by https://github.com/pallets/click/issues/2225
 psutil>=6.0.0,<7
 #  used only under slack_sdk/*_store