Deps: Bump the python-packages group with 5 updates

Bumps the python-packages group with 5 updates:

| Package | From | To |
| --- | --- | --- |
| [cffi](https://github.com/python-cffi/cffi) | `1.17.1` | `2.0.0` |
| [pycparser](https://github.com/eliben/pycparser) | `2.22` | `2.23` |
| [pynacl](https://github.com/pyca/pynacl) | `1.5.0` | `1.6.0` |
| [ruff](https://github.com/astral-sh/ruff) | `0.12.12` | `0.13.0` |
| [starlette](https://github.com/Kludex/starlette) | `0.47.3` | `0.48.0` |


Updates `cffi` from 1.17.1 to 2.0.0
- [Release notes](https://github.com/python-cffi/cffi/releases)
- [Commits](python-cffi/cffi@v1.17.1...v2.0.0)

Updates `pycparser` from 2.22 to 2.23
- [Release notes](https://github.com/eliben/pycparser/releases)
- [Changelog](https://github.com/eliben/pycparser/blob/main/CHANGES)
- [Commits](eliben/pycparser@release_v2.22...release_v2.23)

Updates `pynacl` from 1.5.0 to 1.6.0
- [Changelog](https://github.com/pyca/pynacl/blob/main/CHANGELOG.rst)
- [Commits](pyca/pynacl@1.5.0...1.6.0)

Updates `ruff` from 0.12.12 to 0.13.0
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.12.12...0.13.0)

Updates `starlette` from 0.47.3 to 0.48.0
- [Release notes](https://github.com/Kludex/starlette/releases)
- [Changelog](https://github.com/Kludex/starlette/blob/main/docs/release-notes.md)
- [Commits](Kludex/starlette@0.47.3...0.48.0)

---
updated-dependencies:
- dependency-name: cffi
  dependency-version: 2.0.0
  dependency-type: indirect
  update-type: version-update:semver-major
  dependency-group: python-packages
- dependency-name: pycparser
  dependency-version: '2.23'
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: pynacl
  dependency-version: 1.6.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: ruff
  dependency-version: 0.13.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: starlette
  dependency-version: 0.48.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
...

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Author: dependabot[bot]