reload.js

// ==UserScript==
// @name         CloudFormation Reloader
// @namespace    http://tampermonkey.net/
// @version      0.1
// @description  reload all the things
// @author       You
// @match        https://*.console.aws.amazon.com/cloudformation/*
// @icon         https://emojipedia-us.s3.dualstack.us-west-1.amazonaws.com/thumbs/240/openmoji/292/recycling-symbol_267b-fe0f.png
// @grant        none
// ==/UserScript==

setInterval(function(){
document.querySelector('.awsui-table-header > span:nth-child(1) > div:nth-child(1) > div:nth-child(2) > div:nth-child(1) > awsui-button:nth-child(1) > button:nth-child(1)').click();
},5000);