fix(stream): reset update stream tasks.

source/dnode/snode/src/snode.c

@@ -80,6 +80,7 @@ int32_t sndExpandTask(SSnode *pSnode, SStreamTask *pTask, int64_t ver) {
   pTask->exec.pExecutor = qCreateStreamExecTaskInfo(pTask->exec.qmsg, &handle, 0, pTask->id.taskId);
   ASSERT(pTask->exec.pExecutor);
 
+  streamTaskResetUpstreamStageInfo(pTask);
   streamSetupScheduleTrigger(pTask);
   qDebug("snode:%d expand stream task on snode, s-task:%s, checkpoint ver:%" PRId64 " child id:%d, level:%d", SNODE_HANDLE,
          pTask->id.idStr, pTask->chkInfo.checkpointVer, pTask->info.selfChildId, pTask->info.taskLevel);

source/dnode/vnode/src/tq/tq.c

@@ -1033,6 +1033,7 @@ int32_t tqExpandTask(STQ* pTq, SStreamTask* pTask, int64_t ver) {
     pTask->status.taskStatus = TASK_STATUS__NORMAL;
   }
 
+  streamTaskResetUpstreamStageInfo(pTask);
   streamSetupScheduleTrigger(pTask);
   SCheckpointInfo* pChkInfo = &pTask->chkInfo;