Bump uvicorn from 0.21.1 to 0.22.0

Bumps [uvicorn](https://github.com/encode/uvicorn) from 0.21.1 to 0.22.0.
- [Release notes](https://github.com/encode/uvicorn/releases)
- [Changelog](https://github.com/encode/uvicorn/blob/master/CHANGELOG.md)
- [Commits](encode/uvicorn@0.21.1...0.22.0)

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

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

Author: dependabot[bot]

poetry.lock

@@ -15,7 +15,7 @@ include = [
 [tool.poetry.dependencies]
 python = "^3.8.1"
 typing-extensions = "^4.5.0"
-uvicorn = { version = "^0.21.1", optional = true }
+uvicorn = { version = "^0.22.0", optional = true }
 fastapi = { version = "^0.95.0", optional = true }
 sse-starlette = { version = "^1.3.3", optional = true }