Add February 2025 preview features to overview

Author: JarbasHorst

concepts/whats-new-overview.md

@@ -17,6 +17,12 @@ For details about previous updates to Microsoft Graph, see [Microsoft Graph what
 > [!IMPORTANT]
 > Features in _preview_ status are subject to change without notice, and might not be promoted to generally available (GA) status. Don't use preview features in production apps.
 
+## February 2025: New in preview only 
+
+### Compliance | eDiscovery
+
+Added the **itemsToInclude**, **cloudAttachmentVersion**, **documentVersion**, **additionalDataOptions**, and **statisticsOptions** as supported properties across various resources and actions of the eDiscovery API.
+
 ## January 2025: New and generally available 
 
 ### Files