Update whats-new-sxs.md

Build difference release notes

Author: brandondombrowsky

articles/virtual-desktop/whats-new-sxs.md

@@ -31,8 +31,18 @@ Here's information about the SxS Network Stack.
 
 | Release | Latest version |
 |--|--|
-| Production | 1.0.2409.29850  |
-| Validation | 1.0.2501.05600  |
+| Production | 1.0.2501.05600  |
+| Validation | 1.0.2502.25300  |
+
+## Version 1.0.2502.25300
+
+*Published May 2025*
+
+In this release, we've made the following changes:
+
+- Resolved issues affecting the performance monitoring of UDP connections, ensuring accurate and reliable metrics in Performance Monitor.
+- Improved connection time for VMs with "Always prompt for password" group policy enabled.
+- Enhanced connection reliability and implemented security fixes to ensure stable and secure connections. 
 
 ## Version 1.0.2501.05600