Bump the uv group across 1 directory with 3 updates

Bumps the uv group with 3 updates in the /app/airflow directory: [apache-airflow](https://github.com/apache/airflow), [protobuf](https://github.com/protocolbuffers/protobuf) and [python-multipart](https://github.com/Kludex/python-multipart).


Updates `apache-airflow` from 3.1.0 to 3.1.6
- [Release notes](https://github.com/apache/airflow/releases)
- [Changelog](https://github.com/apache/airflow/blob/main/docker-stack-docs/changelog.rst)
- [Commits](apache/airflow@3.1.0...3.1.6)

Updates `protobuf` from 5.29.5 to 6.33.5
- [Release notes](https://github.com/protocolbuffers/protobuf/releases)
- [Commits](https://github.com/protocolbuffers/protobuf/commits)

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: apache-airflow
  dependency-version: 3.1.6
  dependency-type: direct:production
  dependency-group: uv
- dependency-name: protobuf
  dependency-version: 6.33.5
  dependency-type: indirect
  dependency-group: uv
- dependency-name: python-multipart
  dependency-version: 0.0.22
  dependency-type: indirect
  dependency-group: uv
...

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Author: dependabot[bot]