Update quick-start.md

Corrected the anchor text

docs/tutorial/quick-start.md

@@ -211,7 +211,7 @@ and then executing the packaged app.
 
 ### Try this Example
 
-Clone and run the code in this tutorial by using the [`atom/electron-quick-start`](https://github.com/electron/electron-quick-start)
+Clone and run the code in this tutorial by using the [`electron/electron-quick-start`](https://github.com/electron/electron-quick-start)
 repository.
 
 **Note**: Running this requires [Git](https://git-scm.com) and [Node.js](https://nodejs.org/en/download/) (which includes [npm](https://npmjs.org)) on your system.