In the LTYPE section, num_dashes is not written, although it should be according to the code.

```
              FIELD_TFv (description, 48, 3);
              FIELD_RC (alignment, 72);
              FIELD_RCu (num_dashes, 73);
              FIELD_RD (pattern_len, 40);
              FIELD_VECTOR (dashes_r11, RD, num_dashes, 49);
              ENDRECORD ();
```

https://github.com/LibreDWG/libredwg/blob/master/src/out_json.c#L2055
No num_dashes writes to JSON in preR13
This is a GitHub Issue
repo:libredwg
owner:LibreDWG
Title : No num_dashes writes to JSON in preR13
Issue date:

--- start body ---
In the LTYPE section, num_dashes is not written, although it should be according to the code.

```
              FIELD_TFv (description, 48, 3);
              FIELD_RC (alignment, 72);
              FIELD_RCu (num_dashes, 73);
              FIELD_RD (pattern_len, 40);
              FIELD_VECTOR (dashes_r11, RD, num_dashes, 49);
              ENDRECORD ();
```

https://github.com/LibreDWG/libredwg/blob/master/src/out_json.c#L2055
--- end body ---
