fix "new" docket list

app/Http/Controllers/CustomerService/DocketController.php

@@ -100,6 +100,7 @@ class DocketController extends Controller
         				$building = $form->Subscriber->company_name;
         			}
 
+					$n1 = '';
         			$reg_time = $d->created_at;
     				$expiry_date = $reg_time->addDays(3);    
     				$expiry_date = $expiry_date->getTimestamp();