Merge pull request #185542 from ElazarK/system-update-recommendation

added release note

Author: PRMerger5

articles/defender-for-cloud/release-notes.md

@@ -2,7 +2,7 @@
 title: Release notes for Microsoft Defender for Cloud
 description: A description of what's new and changed in Microsoft Defender for Cloud
 ms.topic: reference
-ms.date: 01/18/2022
+ms.date: 01/20/2022
 ---
 # What's new in Microsoft Defender for Cloud?
 
@@ -30,6 +30,7 @@ Updates in January include:
 - ['Copy alert JSON' button added to security alert details pane](#copy-alert-json-button-added-to-security-alert-details-pane)
 - [Renamed two recommendations](#renamed-two-recommendations)
 - [Deprecate Kubernetes cluster containers should only listen on allowed ports policy](#deprecate-kubernetes-cluster-containers-should-only-listen-on-allowed-ports-policy)
+- ['System update' recommendation added to government cloud](#system-update-recommendation-added-to-government-cloud)
 
 ### Microsoft Defender for Resource Manager updated with new alerts and greater emphasis on high-risk operations mapped to MITRE ATT&CK® Matrix
 
@@ -154,6 +155,12 @@ We have deprecated the **Kubernetes cluster containers should only listen on all
 
 The **[Services should listen on allowed ports only](https://portal.azure.com/#blade/Microsoft_Azure_Security/RecommendationsBlade/assessmentKey/add45209-73f6-4fa5-a5a5-74a451b07fbe)** recommendation should be used to limit ports that an application exposes to the internet.
 
+### 'System update' recommendation added to government cloud
+
+The 'System updates should be installed on your machines' recommendation is now available on all government clouds.  
+
+It's likely that this change will impact your government cloud subscription's secure score. We expect the change to lead to a decreased score, but it's possible the recommendation's inclusion might result in an increased score in some cases.
+
 ## December 2021
 
 Updates in December include: