Update uvicorn requirement from ~=0.28.0 to ~=0.29.0 (#7)

Updates the requirements on [uvicorn](https://github.com/encode/uvicorn) to permit the latest version.
- [Release notes](https://github.com/encode/uvicorn/releases)
- [Changelog](https://github.com/encode/uvicorn/blob/master/CHANGELOG.md)
- [Commits](encode/uvicorn@0.28.0...0.29.0)

---
updated-dependencies:
- dependency-name: uvicorn
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -1,3 +1,3 @@
 fastapi~=0.110.0
-uvicorn~=0.28.0
+uvicorn~=0.29.0
 deta-space-actions[typing] @ git+https://github.com/lemonyte/deta-space-actions@5683591d1fbc5293e534f8e14f2588411d037a2a