Deps: Bump the python-packages group with 4 updates

Bumps the python-packages group with 4 updates: [mypy](https://github.com/python/mypy), [coverage](https://github.com/nedbat/coveragepy), [black](https://github.com/psf/black) and [lxml](https://github.com/lxml/lxml).


Updates `mypy` from 1.18.1 to 1.18.2
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v1.18.1...v1.18.2)

Updates `coverage` from 7.10.6 to 7.10.7
- [Release notes](https://github.com/nedbat/coveragepy/releases)
- [Changelog](https://github.com/nedbat/coveragepy/blob/master/CHANGES.rst)
- [Commits](coveragepy/coveragepy@7.10.6...7.10.7)

Updates `black` from 25.1.0 to 25.9.0
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@25.1.0...25.9.0)

Updates `lxml` from 6.0.1 to 6.0.2
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](lxml/lxml@lxml-6.0.1...lxml-6.0.2)

---
updated-dependencies:
- dependency-name: mypy
  dependency-version: 1.18.2
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: python-packages
- dependency-name: coverage
  dependency-version: 7.10.7
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: python-packages
- dependency-name: black
  dependency-version: 25.9.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: lxml
  dependency-version: 6.0.2
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
...

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

Author: dependabot[bot]