Update link to Standalone Devtools

Author: skirtles-code

src/guide/scaling-up/tooling.md

@@ -72,7 +72,7 @@ The Vue browser devtools extension allows you to explore a Vue app's component t
 - [Documentation](https://devtools.vuejs.org/)
 - [Chrome Extension](https://chrome.google.com/webstore/detail/vuejs-devtools/nhdogjmejiglipccpnnnanhbledajbpd)
 - [Firefox Addon](https://addons.mozilla.org/en-US/firefox/addon/vue-js-devtools/)
-- [Standalone Electron app](https://github.com/vuejs/vue-devtools/blob/dev/packages/shell-electron/README.md)
+- [Standalone Electron app](https://devtools.vuejs.org/guide/installation.html#standalone)
 
 ## TypeScript