TT#9850 remove interceptions when terminating a reseller

+ as resellers always are only terminated but not deleted,
  interceptions never got dropped.
+ its not possible to remove existing interceptions once
  a reseller is terminated, so delete them when terminating
  the reseller.

Change-Id: I30f829b0e5a4ce48946e9ce54274715a35ffee71

lib/NGCP/Panel/Utils/Reseller.pm

@@ -151,6 +151,7 @@ sub _handle_reseller_status_change {
         $reseller->email_templates->delete_all;
         $reseller->emergency_containers->search_related_rs('emergency_mappings')->delete_all;
         $reseller->emergency_containers->delete_all;
+        $reseller->voip_intercepts->delete_all;
     }
 }