allow call status to be sent before killing rest dial on failure

lib/http-routes/api/create-call.js

@@ -240,7 +240,7 @@ router.post('/', async(req, res) => {
         else console.error(err);
       }
       ep.destroy();
-      restDial.kill();
+      setTimeout(restDial.kill.bind(restDial), 5000);
     }
   } catch (err) {
     sysError(logger, res, err);