Bump the minor-and-patch group across 1 directory with 2 updates

Bumps the minor-and-patch group with 2 updates in the /external-llms directory: [fastapi](https://github.com/fastapi/fastapi) and [uvicorn](https://github.com/Kludex/uvicorn).


Updates `fastapi` from 0.136.1 to 0.136.3
- [Release notes](https://github.com/fastapi/fastapi/releases)
- [Commits](fastapi/fastapi@0.136.1...0.136.3)

Updates `uvicorn` from 0.46.0 to 0.49.0
- [Release notes](https://github.com/Kludex/uvicorn/releases)
- [Changelog](https://github.com/Kludex/uvicorn/blob/main/docs/release-notes.md)
- [Commits](Kludex/uvicorn@0.46.0...0.49.0)

---
updated-dependencies:
- dependency-name: fastapi
  dependency-version: 0.136.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: minor-and-patch
- dependency-name: uvicorn
  dependency-version: 0.48.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: minor-and-patch
...

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

Author: dependabot[bot]

external-llms/requirements.txt

@@ -1,5 +1,5 @@
-fastapi==0.136.1
-uvicorn[standard]==0.46.0
+fastapi==0.136.3
+uvicorn[standard]==0.49.0
 transformers>=4.44.0
 accelerate>=0.33.0
 torch # CUDA, MPS, or CPU per image