Changes to List Whatsapp phone numbers

added the optional property data/items/coexistence_state to the response with the 200 status

added the optional property data/items/is_on_biz_app to the response with the 200 status

added the optional property data/items/sync_deadline to the response with the 200 status

added the optional property data/items/sync_progress to the response with the 200 status

endpoint added