Update uvicorn requirement from ~=0.22 to ~=0.30 in /requirements (#41)

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@0.22.0...0.30.1)

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

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

requirements/requirements.txt

@@ -1,5 +1,5 @@
 ovos-plugin-manager>=0.0.25,<1.0.0
 fastapi~=0.95
-uvicorn~=0.22
+uvicorn~=0.30
 gradio~=3.28
 ovos-utils>=0.0.38,<1.0.0