refactor: remove unused imports from server.py

Author: akschord1

deploy/docker/server.py

@@ -40,8 +40,7 @@
 import sys
 import time
 import asyncio
-from typing import List
-from contextlib import _AsyncGeneratorContextManager, asynccontextmanager, AsyncExitStack
+from contextlib import asynccontextmanager
 import pathlib
 
 from fastapi import (