deps: 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/Kludex/uvicorn).


Updates `fastapi` from 0.138.1 to 0.139.0
- [Release notes](https://github.com/fastapi/fastapi/releases)
- [Commits](fastapi/fastapi@0.138.1...0.139.0)

Updates `uvicorn` from 0.49.0 to 0.50.0
- [Release notes](https://github.com/Kludex/uvicorn/releases)
- [Changelog](https://github.com/Kludex/uvicorn/blob/main/docs/release-notes.md)
- [Commits](Kludex/uvicorn@0.49.0...0.50.0)

---
updated-dependencies:
- dependency-name: fastapi
  dependency-version: 0.139.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-dependencies
- dependency-name: uvicorn
  dependency-version: 0.50.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: python-dependencies
...

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

Author: dependabot[bot]

requirements.txt

@@ -1,3 +1,3 @@
-fastapi==0.138.1
-uvicorn==0.49.0
+fastapi==0.139.0
+uvicorn==0.50.0
 botasaurus @ git+https://github.com/omkarcloud/botasaurus.git@7936afad5f8ca78fe0581a9dabd5f7d6964c6b1a