Bump the python-dependencies group with 2 updates

Bumps the python-dependencies group with 2 updates: [fastapi](https://github.com/fastapi/fastapi) and [uvicorn](https://github.com/encode/uvicorn).


Updates `fastapi` from 0.114.0 to 0.115.0
- [Release notes](https://github.com/fastapi/fastapi/releases)
- [Commits](fastapi/fastapi@0.114.0...0.115.0)

Updates `uvicorn` from 0.30.6 to 0.31.0
- [Release notes](https://github.com/encode/uvicorn/releases)
- [Changelog](https://github.com/encode/uvicorn/blob/master/CHANGELOG.md)
- [Commits](encode/uvicorn@0.30.6...0.31.0)

---
updated-dependencies:
- dependency-name: fastapi
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-dependencies
- dependency-name: uvicorn
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-dependencies
...

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