Deps: Bump the python-packages group with 2 updates

Bumps the python-packages group with 2 updates: [pontos](https://github.com/greenbone/pontos) and [lxml](https://github.com/lxml/lxml).


Updates `pontos` from 24.1.0 to 24.1.1
- [Release notes](https://github.com/greenbone/pontos/releases)
- [Commits](greenbone/pontos@v24.1.0...v24.1.1)

Updates `lxml` from 5.0.1 to 5.1.0
- [Release notes](https://github.com/lxml/lxml/releases)
- [Changelog](https://github.com/lxml/lxml/blob/master/CHANGES.txt)
- [Commits](lxml/lxml@lxml-5.0.1...lxml-5.1.0)

---
updated-dependencies:
- dependency-name: pontos
  dependency-type: direct:development
  update-type: version-update:semver-patch
  dependency-group: python-packages
- dependency-name: lxml
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
...

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Author: dependabot[bot]