Bump websockets from 11.0.3 to 12.0

Bumps [websockets](https://github.com/python-websockets/websockets) from 11.0.3 to 12.0.
- [Release notes](https://github.com/python-websockets/websockets/releases)
- [Commits](python-websockets/websockets@11.0.3...12.0)

---
updated-dependencies:
- dependency-name: websockets
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

pyproject.toml

@@ -9,7 +9,7 @@ packages = [{include = "async_websocket_pool"}]
 
 [tool.poetry.dependencies]
 python = "^3.10"
-websockets = "^11.0.3"
+websockets = ">=11.0.3,<13.0.0"
 
 [tool.poetry.group.dev.dependencies]
 pytest = ">=7.3.1,<9.0.0"