make npu non 4d op error instead of output 0

mindspore/lite/src/runtime/agent/npu/npu_executor.cc

@@ -143,13 +143,13 @@ int NPUExecutor::Run(const std::vector<Tensor *> &in_tensors, const std::vector<
         outputs_visited[index] = true;
         break;
       }
+    }
     if (index == out_tensors.size()) {
       MS_LOG(ERROR) << "Can't find corresponding ms lite tensor of " << i << " output tensor for npu executor "
                     << model_name_;
       return RET_ERROR;
     }
   }
-  }
   return RET_OK;
 }