message: remove ToString roundtrip on query validiation
diff: @@ -73,11 +73,6 @@ void StatementVerifier::CheckExpressions(const StatementVerifier &other) const {
  D_ASSERT(select_list[i]->Hash() == other.select_list[i]->Hash());
  other.select_list[i]->Verify();
  -
  - // ToString round trip
  - auto parsed_list = Parser::ParseExpressionList(str);
  - D_ASSERT(parsed_list.size() == 1);
  - D_ASSERT(parsed_list[0]->Equals(select_list[i].get()));
  }
  }
  #endif
  