Update CHANGELOG.md

Co-authored-by: Ahmed Sabbour <103856+sabbour@users.noreply.github.com>

CHANGELOG.md

@@ -5,7 +5,7 @@
 Monitor the release status by region at [AKS-Release-Tracker](https://releases.aks.azure.com/). This release is titled `v20250220`.
 
 ### Announcements
-* 
+* HTTP Application Routing (preview) is going to be [retired on March 3, 2025](https://azure.microsoft.com/updates?id=retirement-http-application-routing-addon-preview-for-aks-will-retire-03032025) and AKS will start to block new cluster creation with HTTP Application Routing (preview) enabled. Affected clusters must migrate to the generally available Application Routing add-on prior to that date. Refer to the [migration guide](https://learn.microsoft.com/en-us/azure/aks/app-routing-migration) for more information.
 
 ### Release Notes
 * Features: