fix: mypy python target

Author: phi-friday

pyproject.toml

@@ -73,7 +73,7 @@ packages = ["src/socketio-stubs"]
 include = ["src/socketio-stubs"]
 
 [tool.mypy]
-python_version = "3.10"
+python_version = "3.11"
 strict = true
 disable_error_code = "import-untyped,overload-overlap,override"
 disallow_subclassing_any = false