Bump the python-packages group with 4 updates

Bumps the python-packages group with 4 updates: [certifi](https://github.com/certifi/python-certifi), [starlette](https://github.com/encode/starlette), [uvicorn](https://github.com/encode/uvicorn) and [watchfiles](https://github.com/samuelcolvin/watchfiles).


Updates `certifi` from 2024.8.30 to 2024.12.14
- [Commits](certifi/python-certifi@2024.08.30...2024.12.14)

Updates `starlette` from 0.41.3 to 0.42.0
- [Release notes](https://github.com/encode/starlette/releases)
- [Changelog](https://github.com/encode/starlette/blob/master/docs/release-notes.md)
- [Commits](encode/starlette@0.41.3...0.42.0)

Updates `uvicorn` from 0.32.1 to 0.34.0
- [Release notes](https://github.com/encode/uvicorn/releases)
- [Changelog](https://github.com/encode/uvicorn/blob/master/CHANGELOG.md)
- [Commits](encode/uvicorn@0.32.1...0.34.0)

Updates `watchfiles` from 1.0.0 to 1.0.3
- [Release notes](https://github.com/samuelcolvin/watchfiles/releases)
- [Commits](samuelcolvin/watchfiles@v1.0.0...v1.0.3)

---
updated-dependencies:
- dependency-name: certifi
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: starlette
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: uvicorn
  dependency-type: indirect
  update-type: version-update:semver-minor
  dependency-group: python-packages
- dependency-name: watchfiles
  dependency-type: indirect
  update-type: version-update:semver-patch
  dependency-group: python-packages
...

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