fix(GKE): add comment on how to use an external IPV6 (#656)

Author: apeabody

gke/quickstart/autopilot/app.tf

@@ -109,7 +109,7 @@ resource "kubernetes_service_v1" "default" {
   metadata {
     name = "example-hello-app-loadbalancer"
     annotations = {
-      "networking.gke.io/load-balancer-type" = "Internal" # Remove to create an external loadbalance
+      "networking.gke.io/load-balancer-type" = "Internal" # Remove to create an external loadbalancer
     }
   }
 

gke/quickstart/autopilot/cluster.tf

@@ -29,7 +29,7 @@ resource "google_compute_subnetwork" "default" {
   region        = "us-central1"
 
   stack_type       = "IPV4_IPV6"
-  ipv6_access_type = "INTERNAL"
+  ipv6_access_type = "INTERNAL" # Change to "EXTERNAL" if creating an external loadbalancer
 
   network = google_compute_network.default.id
   secondary_ip_range {