Imports cleanup

Author: asvetlov

async_timeout/__init__.py

@@ -6,10 +6,7 @@
 from typing import Optional, Type
 
 
-if sys.version_info >= (3, 8):
-    from typing import final
-else:
-    from typing_extensions import final
+from typing import final
 
 
 if sys.version_info >= (3, 11):