!13729 fix TrainOneStepWithLossScaleCell execorder

From: @youui
Reviewed-by: @kisnwang,@guoqi1024
Signed-off-by: @guoqi1024

mindspore/ccsrc/runtime/device/ascend/ascend_stream_assign.cc

@@ -541,6 +541,9 @@ void AscendStreamAssign::TrailingTimeOptimizationByReorder(const NotNull<KernelG
 
   vector<CNodePtr> subgraph_cnodes;
   while (pos < cnode_ptr_list.end() && AnfAlgo::GetGraphId((*pos).get()) == subgraph_id) {
+    if (AnfAlgo::GetCNodeName(*pos) == kLabelGotoOpName) {
+      break;
+    }
     if (*pos != first_output_ptr) {
       subgraph_cnodes.emplace_back(*pos);
     } else {