Set an explicit host for running puppeteer tests

jest-puppeteer.config.js

@@ -4,7 +4,8 @@ module.exports = {
   },
   server: [{
     command: 'npm run server -- -p 4488',
-    launchTimeout: 180000,
+    host: '127.0.0.1',
+    launchTimeout: 5000,
     port: 4488,
   }],
 };