Updated prereq instructions

Author: JennieHubbard

powerapps-docs/maker/canvas-apps/customize-layout-sharepoint.md

@@ -25,7 +25,7 @@ This tutorial starts with an app that was generated from a specific data source.
 If you don't have a license for PowerApps, you can [sign up for free](../signup-for-powerapps.md).
 
 ## Prerequisites
-You can review this topic for general concepts only, or you can follow the steps in [Generate an app from Common Data Service for Apps in PowerApps](data-platform-create-app.md).
+Follow the steps in the [Generate an app from Common Data Service for Apps in PowerApps](data-platform-create-app.md) topic.
 
 ## Open the generated app
 1. Sign in to [PowerApps](https://web.powerapps.com), and then select **Apps** near the left edge.