message: Properly reset payload chunk in hash aggregate
diff: @@ -49,6 +49,7 @@ void PhysicalHashAggregate::GetChunkInternal(ClientContext &context, DataChunk &
  DataChunk &group_chunk = state->group_chunk;
  DataChunk &payload_chunk = state->payload_chunk;
  executor.Execute(groups, group_chunk);
  + payload_chunk.Reset();
  for (index_t i = 0; i < aggregates.size(); i++) {
  auto &aggr = (BoundAggregateExpression &)*aggregates[i];
  if (aggr.children.size()) {
  