Bump typing-extensions from 4.5.0 to 4.6.2

Bumps [typing-extensions](https://github.com/python/typing_extensions) from 4.5.0 to 4.6.2.
- [Changelog](https://github.com/python/typing_extensions/blob/main/CHANGELOG.md)
- [Commits](python/typing_extensions@4.5.0...4.6.2)

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

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

Author: dependabot[bot]

poetry.lock

@@ -14,7 +14,7 @@ include = [
 
 [tool.poetry.dependencies]
 python = "^3.8.1"
-typing-extensions = "^4.5.0"
+typing-extensions = "^4.6.2"
 uvicorn = { version = "^0.22.0", optional = true }
 fastapi = { version = "^0.95.0", optional = true }
 sse-starlette = { version = "^1.3.3", optional = true }