Update automode-learn-instances.adoc (#943)

Author: geoffcline

latest/ug/automode/automode-learn-instances.adoc

@@ -67,6 +67,8 @@ The following functionality works for both Managed instances and Standard EC2 in
 
 With EKS Auto Mode, {aws} determines the image (AMI) used for your compute nodes. {aws} monitors the rollout of new EKS Auto Mode AMI versions. If you experience workload issues related to an AMI version, create a support case. For more information, see link:awssupport/latest/user/case-management.html["Creating support cases and case management",type="documentation"] in the {aws} Support User Guide.
 
+Generally, EKS releases a new AMI each week containing CVE and security fixes. 
+
 [#auto-supported-instances]
 == EKS Auto Mode supported instance reference