update date and author

Author: mattbriggs

articles/azure-stack/azure-stack-create-service-principals.md

@@ -3,7 +3,7 @@ title: Create a Service Principal for Azure Stack | Microsoft Docs
 description: Describes how to create a new service principal that can be used with the role-based access control in Azure Resource Manager to manage access to resources.
 services: azure-resource-manager
 documentationcenter: na
-author: mattbriggs
+author: sethmanheim
 manager: femila
 
 
@@ -13,8 +13,8 @@ ms.devlang: na
 ms.topic: article
 ms.tgt_pltfrm: na
 ms.workload: na
-ms.date: 06/21/2018
-ms.author: mabrigg
+ms.date: 08/22/2018
+ms.author: sethm
 
 ---
 # Provide applications access to Azure Stack
@@ -136,7 +136,7 @@ The following information is required as input for the automation parameters:
 
     # Output the SPN details
     $ServicePrincipal
-    
+
    ```
 
 2. After the automation finishes, it displays the required details to use the SPN.