Added release date and Retirement Section

Added release date and Retirement Section

Author: sreekzz

articles/hdinsight-aks/release-notes/hdinsight-aks-release-notes.md

@@ -11,8 +11,6 @@ ms.date: 09/16/2024
 [!INCLUDE [retirement-notice](../includes/retirement-notice.md)]
 [!INCLUDE [feature-in-preview](../includes/feature-in-preview.md)]
 
-
-
 This article provides information about the **most recent** Azure HDInsight on AKS release updates. For information on earlier releases, see [Azure HDInsight on AKS archived release notes](./hdinsight-aks-release-notes-archive.md). If you would like to subscribe on release notes, watch releases on this [GitHub repository](https://github.com/Azure/HDInsight-on-aks/releases).
 
 ## Summary
@@ -34,14 +32,18 @@ You can refer to [What's new](../whats-new.md) page for all the details of the f
 
 ## Release Information
 
-### Release date: Sep 16, 2024
+### Release date: Sep 05, 2024
 
 **This release applies to the following**
 
 - Cluster Pool Version: 1.2
 - Cluster Version: 1.2.1
 - AKS version: 1.27
 
+### Announcement 
+
+We’re announcing retirement for HDInsight on AKS. For more information, see [Retirement: Azure HDInsight on AKS will retire on January 31, 2025](https://azure.microsoft.com/updates/v2/Azure-HDInsight-on-AKS-Retirement)
+
 ### Updated
 
 * The [latest API version release](https://github.com/Azure/azure-rest-api-specs/blob/main/specification/hdinsight/resource-manager/Microsoft.HDInsight/HDInsightOnAks/preview/2024-05-01-preview/hdinsight.json).