Bump python-multipart in the uv group across 1 directory (#6103)

Bumps the uv group with 1 update in the / directory: [python-multipart](https://github.com/Kludex/python-multipart).


Updates `python-multipart` from 0.0.21 to 0.0.22
- [Release notes](https://github.com/Kludex/python-multipart/releases)
- [Changelog](https://github.com/Kludex/python-multipart/blob/master/CHANGELOG.md)
- [Commits](Kludex/python-multipart@0.0.21...0.0.22)

---
updated-dependencies:
- dependency-name: python-multipart
  dependency-version: 0.0.22
  dependency-type: direct:production
  dependency-group: uv
...

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