remove alter log (#2140)

### What problem does this PR solve?


### Type of change
- [x] Refactoring

api/apps/api_app.py

         else:
             conv.reference[-1] = ans["reference"]
         conv.message[-1] = {"role": "assistant", "content": ans["answer"], "id": message_id}
+        ans["id"] = message_id
 
     def rename_field(ans):
         reference = ans['reference']

api/apps/conversation_app.py

             else: conv.reference[-1] = ans["reference"]
             conv.message[-1] = {"role": "assistant", "content": ans["answer"],
                                 "id": message_id, "prompt": ans.get("prompt", "")}
+            ans["id"] = message_id
 
         def stream():
             nonlocal dia, msg, req, conv

rag/utils/redis_conn.py

             _, payload = msg[0]
             return Payload(self.REDIS, queue_name, group_name, msg_id, payload)
         except Exception as e:
-            logging.warning("[EXCEPTION]xpending_range" + consumer_name + "||" + str(e))
+            if 'key' in str(e):
+                return
+            logging.warning("[EXCEPTION]xpending_range: " + consumer_name + "||" + str(e))
             self.__open__()
 
 REDIS_CONN = RedisDB()