fix pylint

Author: Shreyas-Microsoft

src/backend/sql_agents/helpers/comms_manager.py

@@ -264,12 +264,10 @@ async def cleanup(self):
         try:
             if self.group_chat is not None:
                 self.logger.debug("Cleaning up AgentGroupChat resources...")
-                
                 # Reset the group chat - this clears conversation state and deletes remote threads
                 await self.group_chat.reset()
-                
                 self.logger.debug("AgentGroupChat cleanup completed successfully")
-                
+
         except Exception as e:
             self.logger.error("Error during cleanup: %s", str(e))
 
@@ -285,4 +283,4 @@ def __del__(self):
             # No event loop running, can't clean up asynchronously
             self.logger.warning("No event loop available for cleanup in destructor")
         except Exception as e:
-            self.logger.error("Error in destructor cleanup: %s", str(e))
+            self.logger.error("Error in destructor cleanup: %s", str(e))