Merge pull request #12738 from taosdata/feature/3_liaohj

fix(query): set the correct number of expressions.

source/libs/executor/src/executorimpl.c

@@ -4207,7 +4207,7 @@ SOperatorInfo* createAggregateOperatorInfo(SOperatorInfo* downstream, SExprInfo*
   pInfo->pScalarExprInfo = pScalarExprInfo;
   pInfo->numOfScalarExpr = numOfScalarExpr;
   if (pInfo->pScalarExprInfo != NULL) {
-    pInfo->pScalarCtx = createSqlFunctionCtx(pScalarExprInfo, numOfCols, &pInfo->rowCellInfoOffset);
+    pInfo->pScalarCtx = createSqlFunctionCtx(pScalarExprInfo, numOfScalarExpr, &pInfo->rowCellInfoOffset);
   }
 
   pOperator->name = "TableAggregate";