Deps: Bump the python-packages group with 6 updates

Bumps the python-packages group with 6 updates:

| Package | From | To |
| --- | --- | --- |
| [pontos](https://github.com/greenbone/pontos) | `24.3.2` | `24.9.0` |
| [sphinx-autobuild](https://github.com/sphinx-doc/sphinx-autobuild) | `2024.4.16` | `2024.9.3` |
| [cffi](https://github.com/python-cffi/cffi) | `1.17.0` | `1.17.1` |
| [platformdirs](https://github.com/platformdirs/platformdirs) | `4.2.2` | `4.3.2` |
| [ruff](https://github.com/astral-sh/ruff) | `0.6.3` | `0.6.4` |
| [starlette](https://github.com/encode/starlette) | `0.38.4` | `0.38.5` |


Updates `pontos` from 24.3.2 to 24.9.0
- [Release notes](https://github.com/greenbone/pontos/releases)
- [Commits](greenbone/pontos@v24.3.2...v24.9.0)

Updates `sphinx-autobuild` from 2024.4.16 to 2024.9.3
- [Release notes](https://github.com/sphinx-doc/sphinx-autobuild/releases)
- [Changelog](https://github.com/sphinx-doc/sphinx-autobuild/blob/main/NEWS.rst)
- [Commits](sphinx-doc/sphinx-autobuild@2024.04.16...2024.09.03)

Updates `cffi` from 1.17.0 to 1.17.1
- [Release notes](https://github.com/python-cffi/cffi/releases)
- [Commits](python-cffi/cffi@v1.17.0...v1.17.1)

Updates `platformdirs` from 4.2.2 to 4.3.2
- [Release notes](https://github.com/platformdirs/platformdirs/releases)
- [Changelog](https://github.com/tox-dev/platformdirs/blob/main/CHANGES.rst)
- [Commits](tox-dev/platformdirs@4.2.2...4.3.2)

Updates `ruff` from 0.6.3 to 0.6.4
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.6.3...0.6.4)

Updates `starlette` from 0.38.4 to 0.38.5
- [Release notes](https://github.com/encode/starlette/releases)
- [Changelog](https://github.com/encode/starlette/blob/master/docs/release-notes.md)
- [Commits](encode/starlette@0.38.4...0.38.5)

---
updated-dependencies:
- dependency-name: pontos
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: sphinx-autobuild
  dependency-type: direct:development
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: cffi
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
- dependency-name: platformdirs
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: ruff
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
- dependency-name: starlette
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
...

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