Kubernetes fleet - version support policy

Author: shashankbarsin

articles/kubernetes-fleet/quickstart-create-fleet-and-members.md

@@ -57,6 +57,8 @@ Get started with Azure Kubernetes Fleet Manager (Fleet) by using the Azure CLI t
     export FLEET=<your_fleet_name>
     ```
 
+* The AKS clusters that you want to join as member clusters to the fleet resource need to be within the supported versions of AKS. Learn more about AKS version support policy [here](../aks/supported-kubernetes-versions.md#kubernetes-version-support-policy)
+
 ## Create a resource group
 
 An [Azure resource group](../azure-resource-manager/management/overview.md) is a logical group in which Azure resources are deployed and managed. When you create a resource group, you're prompted to specify a location. This location is: