message: fix: render additionalProperties set to true
  fixes
diff: @@ -244,14 +244,14 @@ function buildFields(
  sortByRequired(fields, schema.required);
  }
  - if (typeof additionalProps === 'object') {
  + if (typeof additionalProps === 'object' || additionalProps === true) {
  fields.push(
  new FieldModel(
  parser,
  {
  name: 'property name *',
  required: false,
  - schema: additionalProps,
  + schema: additionalProps === true ? {} : additionalProps,
  kind: 'additionalProperties',
  },
  $ref + '/additionalProperties',
  