Bump the python-packages group in /tools with 2 updates

Updates the requirements on [black](https://github.com/psf/black) and [isort](https://github.com/pycqa/isort) to permit the latest version.

Updates `black` 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@24.10.0...25.1.0)

Updates `isort` to 6.0.0
- [Release notes](https://github.com/pycqa/isort/releases)
- [Changelog](https://github.com/PyCQA/isort/blob/main/CHANGELOG.md)
- [Commits](PyCQA/isort@5.13.2...6.0.0)

---
updated-dependencies:
- dependency-name: black
  dependency-type: direct:production
  dependency-group: python-packages
- dependency-name: isort
  dependency-type: direct:production
  dependency-group: python-packages
...

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

tools/requirements.txt

@@ -2,7 +2,7 @@ Jinja2~=3.1.5
 MarkupSafe==3.0.2
 requests~=2.32.3
 mypy~=1.14
-black~=24.10.0
-isort~=5.13.2
+black~=25.1.0
+isort~=6.0.0
 flake8~=7.1.1
 types-requests~=2.32.0