Updated deprecated code

Author: TomArcherMsft

quickstart/201-k8s-cluster-with-aks-applicationgateway-ingress/main.tf

@@ -166,6 +166,8 @@ resource "azurerm_kubernetes_cluster" "k8s" {
 
     resource_group_name = data.azurerm_resource_group.rg.name
 
+    http_application_routing_enabled = false
+
     linux_profile {
     admin_username = var.vm_user_name
 
@@ -174,12 +176,6 @@ resource "azurerm_kubernetes_cluster" "k8s" {
     }
     }
 
-    addon_profile {
-    http_application_routing {
-        enabled = false
-    }
-    }
-
     default_node_pool {
     name            = "agentpool"
     node_count      = var.aks_agent_count