add rbac as prereq

Signed-off-by: Hannah Hunter <hannahhunter@microsoft.com>

daprdocs/content/en/developing-applications/integrations/Azure/azure-kubernetes-service-extension.md

@@ -14,4 +14,10 @@ The recommended approach for installing Dapr on AKS is to use the AKS Dapr exten
 If you install Dapr through the AKS extension, best practice is to continue using the extension for future management of Dapr _instead of the Dapr CLI_. Combining the two tools can cause conflicts and result in undesired behavior.
 {{% /alert %}}
 
+Prerequisites for using the Dapr extension for AKS:
+- [An Azure subscription](https://azure.microsoft.com/free/?WT.mc_id=A261C142F)
+- [The latest version of the Azure CLI](https://learn.microsoft.com/cli/azure/install-azure-cli)
+- [An existing AKS cluster](https://learn.microsoft.com/azure/aks/tutorial-kubernetes-deploy-cluster)
+- [The Azure Kubernetes Service RBAC Admin role](https://learn.microsoft.com/azure/role-based-access-control/built-in-roles#azure-kubernetes-service-rbac-admin)
+
 {{< button text="Learn more about the Dapr extension for AKS" link="https://learn.microsoft.com/azure/aks/dapr" >}}