message: removed flatten
diff: @@ -106,12 +106,6 @@ static void ListSortFunction(DataChunk &args, ExpressionState &state, Vector &re
  result.SetVectorType(VectorType::FLAT_VECTOR);
  auto &result_validity = FlatVector::Validity(result);
  - for (auto &v : args.data) {
  - if (v.GetVectorType() != VectorType::FLAT_VECTOR && v.GetVectorType() != VectorType::CONSTANT_VECTOR) {
  - v.Flatten(count);
  - }
  - }
  -
  if (input_lists.GetType().id() == LogicalTypeId::SQLNULL) {
  result_validity.SetInvalid(0);
  return;
  