rancher: Disable default rancher ingress controller

proxmox/terraform/admin/cluster-admin.tf

@@ -8,6 +8,7 @@ resource "rancher2_cluster" "cluster-admin" {
       plugin = "canal"
     }
     ingress {
+      default_backend = false
       provider = "none"
     }
     upgrade_strategy {

proxmox/terraform/production/cluster-archive-production.tf

@@ -12,6 +12,7 @@ resource "rancher2_cluster" "archive-production" {
       plugin = "canal"
     }
     ingress {
+      default_backend = false
       provider = "none"
     }
     upgrade_strategy {

proxmox/terraform/staging/cluster-archive-staging.tf

@@ -11,6 +11,10 @@ resource "rancher2_cluster" "archive-staging" {
     network {
       plugin = "canal"
     }
+    ingress {
+      default_backend = false
+      provider = "none"
+    }
     services {
       kubelet {
         extra_args = {