Changes to Get all Sales Applicants

added the optional property included/items/anyOf[subschema #4: Person (included)]/allOf[subschema #2]/attributes/preferred_language to the response with the 200 status

added the optional property included/items/anyOf[subschema #9: Sales (included)]/allOf[subschema #2]/attributes/dates/offer_accepted_date to the response with the 200 status