fix: reduce delay in test

Author: jehon

demo.js

@@ -3,7 +3,7 @@ import Express from 'express';
 
 const express = new Express();
 
-express.use('/waiting', (req, res, next) => setTimeout(() => next(), 3000));
+express.use('/waiting', (req, res, next) => setTimeout(() => next(), 1000));
 
 express.use(Express.static('.'));
 express.use(Express.static('demo'));