fix(BusinessRecord): Add missing field registrationType to BusinessRecord data

ts/00_commitinfo_data.ts

@@ -3,6 +3,6 @@
  */
 export const commitinfo = {
   name: '@fin.cx/opendata',
-  version: '1.2.0',
+  version: '1.2.1',
   description: 'A TypeScript library for accessing, managing, and updating open business data, focused on German companies and integrating with MongoDB.'
 }

ts/classes.businessrecord.ts

@@ -18,6 +18,7 @@ export class BusinessRecord extends plugins.smartdata.SmartDataDbDoc<BusinessRec
     email?: string,
     website?: string,
     businessType?: string,
+    registrationType?: 'HRA' | 'HRB';
     registrationNumber?: string,
     registrationCourt?: string,
     legalForm?: string,