message: add JSON logical type to even more places
diff: @@ -598,6 +598,7 @@ void SetArrowChild(DuckDBArrowArrayChildHolder &child_holder, const LogicalType
  break;
  }
  case LogicalTypeId::BLOB:
  + case LogicalTypeId::JSON:
  case LogicalTypeId::VARCHAR: {
  SetVarchar<ArrowVarcharConversion, string_t>(child_holder, type, data, size);
  break;
  