fix tap

Author: wangzaijun

lightllm/server/httpserver/manager.py

@@ -270,6 +270,7 @@ async def generate(
         start_time = time.time()
         request_headers = request.headers if request is not None else {}
         group_request_id = self.alloc_req_id(sampling_params, is_health_req)
+
         try:
             original_multimodal_params = None
             if self.is_multinode_tp_master: