Deps: Bump the python-packages group with 4 updates

Bumps the python-packages group with 4 updates: [cryptography](https://github.com/pyca/cryptography), [pygments](https://github.com/pygments/pygments), [ruff](https://github.com/astral-sh/ruff) and [tomli](https://github.com/hukkin/tomli).


Updates `cryptography` from 46.0.5 to 46.0.6
- [Changelog](https://github.com/pyca/cryptography/blob/main/CHANGELOG.rst)
- [Commits](pyca/cryptography@46.0.5...46.0.6)

Updates `pygments` from 2.19.2 to 2.20.0
- [Release notes](https://github.com/pygments/pygments/releases)
- [Changelog](https://github.com/pygments/pygments/blob/master/CHANGES)
- [Commits](pygments/pygments@2.19.2...2.20.0)

Updates `ruff` from 0.15.7 to 0.15.8
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.15.7...0.15.8)

Updates `tomli` from 2.4.0 to 2.4.1
- [Changelog](https://github.com/hukkin/tomli/blob/master/CHANGELOG.md)
- [Commits](hukkin/tomli@2.4.0...2.4.1)

---
updated-dependencies:
- dependency-name: cryptography
  dependency-version: 46.0.6
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
- dependency-name: pygments
  dependency-version: 2.20.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: ruff
  dependency-version: 0.15.8
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
- dependency-name: tomli
  dependency-version: 2.4.1
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
...

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Author: dependabot[bot]