Update transient-device-tagging.md

This capability is in GA. Hence, removing the statement that says this capability is in preview.

Author: bjspeaks

defender-endpoint/transient-device-tagging.md

@@ -12,8 +12,6 @@ ms.date: 03/11/2024
 
 Microsoft Defender for Endpoint provides transient device tagging to identify transient devices.
 
-Transient device tagging is currently in preview.
-
 [!INCLUDE [prerelease](../includes//prerelease.md)]
 
 ## Addressing challenges