Fix agent_server logging import

pqai_agent_server/agent_server.py

@@ -2,7 +2,7 @@ import logging
 import sys
 import time
 
-from pqai_agent import configs, logging
+from pqai_agent import configs
 from pqai_agent.agent_service import AgentService
 from pqai_agent.chat_service import ChatServiceType
 from pqai_agent.logging import logger, setup_root_logger