fix typo

Author: Dickson-Mwendia

articles/active-directory/develop/mobile-app-quickstart-portal-android.md

@@ -33,8 +33,8 @@ Applications must be represented by an app object in Azure Active Directory so t
 
 ### Step 1: Configure your application in the Azure portal
 For the code sample in this quickstart to work, add a **Redirect URI** compatible with the Auth broker.
-> [!div id="makechanges" class="nextstepaction" class="configure-app-button"]
-> <button>Make this changes for me</button>
+> [!div id="makechanges" class="nextstepaction" <button class="configure-app-button"]
+> Make this change for me</button>
 
 > [!div id="appconfigured" class="alert alert-info"]
 > ![Already configured](media/quickstart-v2-android/green-check.png) Your application is configured with these attributes