restored the preview-interface.md file

Author: dannyevers

articles/marketplace/includes/preview-interface.md

@@ -0,0 +1,15 @@
+---
+title: include file
+description: include file for Preview interface note in Workspaces
+documentationcenter: partner-center-commercial-marketplace
+ms.service: marketplace
+ms.subservice: partnercenter-marketplace-publisher
+ms.topic: include
+ms.date: 09/27/2021
+ms.custom: include file
+author: danevers
+ms.author: jasongroce
+---
+
+> [!NOTE]
+> The Partner Center workspaces view gives you a more efficient and productive user experience through logically grouped workspaces. To learn more about the workspaces view and how to turn it on, see [Getting around Partner Center](/partner-center/get-around-partner-center).