fix merge set op last_store_row dynamic leak

src/sql/engine/aggregate/ob_aggregate_processor.h

@@ -624,7 +624,8 @@ public:
   ObAggregateProcessor(ObEvalCtx &eval_ctx,
                        ObIArray<ObAggrInfo> &aggr_infos,
                        const lib::ObLabel &label,
-                       ObMonitorNode &op_monitor_info);
+                       ObMonitorNode &op_monitor_info,
+                       const int64_t tenant_id);
   ~ObAggregateProcessor() { destroy(); };
 
   int init();