Bump uvicorn from 0.32.1 to 0.34.0 in /.github/dependabot

Bumps [uvicorn](https://github.com/encode/uvicorn) from 0.32.1 to 0.34.0.
- [Release notes](https://github.com/encode/uvicorn/releases)
- [Changelog](https://github.com/encode/uvicorn/blob/master/CHANGELOG.md)
- [Commits](encode/uvicorn@0.32.1...0.34.0)

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

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

.github/dependabot/constraints.txt

@@ -6,4 +6,4 @@ requests==2.32.3
 types-requests==2.32.0.20241016
 rich==13.9.4
 typer==0.15.1
-uvicorn==0.32.1
+uvicorn==0.34.0