chore(app): remove trailing spaces

app.js

@@ -246,12 +246,10 @@ srf.invite((req, res) => {
     }
     return session.replaces(req, res);
   }
-
   if (req.uri) {
     req.set('X-Original-Request-URI', req.uri);
     logger.debug({uri: req.uri}, 'Added X-Original-Request-URI header');
   }
-  
   const session = new CallSession(logger, req, res);
   session.connect();
 });