Deps: Bump the python-packages group with 6 updates

Bumps the python-packages group with 6 updates:

| Package | From | To |
| --- | --- | --- |
| [ast-serialize](https://github.com/mypyc/ast_serialize) | `0.3.0` | `0.5.0` |
| [black](https://github.com/psf/black) | `26.3.1` | `26.5.0` |
| [click](https://github.com/pallets/click) | `8.3.3` | `8.4.0` |
| [idna](https://github.com/kjd/idna) | `3.14` | `3.15` |
| [mypy](https://github.com/python/mypy) | `2.0.0` | `2.1.0` |
| [ruff](https://github.com/astral-sh/ruff) | `0.15.12` | `0.15.13` |


Updates `ast-serialize` from 0.3.0 to 0.5.0
- [Commits](mypyc/ast_serialize@v0.3.0...v0.5.0)

Updates `black` from 26.3.1 to 26.5.0
- [Release notes](https://github.com/psf/black/releases)
- [Changelog](https://github.com/psf/black/blob/main/CHANGES.md)
- [Commits](psf/black@26.3.1...26.5.0)

Updates `click` from 8.3.3 to 8.4.0
- [Release notes](https://github.com/pallets/click/releases)
- [Changelog](https://github.com/pallets/click/blob/main/CHANGES.rst)
- [Commits](pallets/click@8.3.3...8.4.0)

Updates `idna` from 3.14 to 3.15
- [Release notes](https://github.com/kjd/idna/releases)
- [Changelog](https://github.com/kjd/idna/blob/master/HISTORY.md)
- [Commits](kjd/idna@v3.14...v3.15)

Updates `mypy` from 2.0.0 to 2.1.0
- [Changelog](https://github.com/python/mypy/blob/master/CHANGELOG.md)
- [Commits](python/mypy@v2.0.0...v2.1.0)

Updates `ruff` from 0.15.12 to 0.15.13
- [Release notes](https://github.com/astral-sh/ruff/releases)
- [Changelog](https://github.com/astral-sh/ruff/blob/main/CHANGELOG.md)
- [Commits](astral-sh/ruff@0.15.12...0.15.13)

---
updated-dependencies:
- dependency-name: ast-serialize
  dependency-version: 0.5.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: black
  dependency-version: 26.5.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: click
  dependency-version: 8.4.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: idna
  dependency-version: '3.15'
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: mypy
  dependency-version: 2.1.0
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: ruff
  dependency-version: 0.15.13
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
...

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

Author: dependabot[bot]