refactor(query): do some internal refactor.

source/libs/executor/src/timewindowoperator.c

@@ -4865,7 +4865,7 @@ _error:
   return NULL;
 }
 
-void destroyMergeAlignedIntervalOperatorInfo(void* param) {
+void destroyMAIOperatorInfo(void* param) {
   SMergeAlignedIntervalAggOperatorInfo* miaInfo = (SMergeAlignedIntervalAggOperatorInfo*)param;
   destroyIntervalOperatorInfo(miaInfo->intervalAggOperatorInfo);
   taosMemoryFreeClear(param);
@@ -5118,7 +5118,7 @@ SOperatorInfo* createMergeAlignedIntervalOperatorInfo(SOperatorInfo* downstream,
   pOperator->info = miaInfo;
 
   pOperator->fpSet = createOperatorFpSet(operatorDummyOpenFn, mergeAlignedIntervalAgg, NULL, NULL,
-                                         destroyMergeAlignedIntervalOperatorInfo, NULL, NULL, NULL);
+                                         destroyMAIOperatorInfo, NULL, NULL, NULL);
 
   code = appendDownstream(pOperator, &downstream, 1);
   if (code != TSDB_CODE_SUCCESS) {
@@ -5128,7 +5128,7 @@ SOperatorInfo* createMergeAlignedIntervalOperatorInfo(SOperatorInfo* downstream,
   return pOperator;
 
 _error:
-  destroyMergeAlignedIntervalOperatorInfo(miaInfo);
+  destroyMAIOperatorInfo(miaInfo);
   taosMemoryFreeClear(pOperator);
   pTaskInfo->code = code;
   return NULL;