Remove deprecated field on azurerm_lb_backend_address_pool

* Remove the deprecated `resource_group_name` field from Azure
`azurerm_lb_backend_address_pool` resources

CHANGES.md

@@ -26,6 +26,7 @@ Notable changes between versions.
 * Allow setting custom initial node taints on worker pools ([#968](https://github.com/poseidon/typhoon/pull/968))
   * Add `node_taints` variable to internal `workers` pool module to set initial node taints
   * Add `daemonset_tolerations` so `kube-system` DaemonSets can tolerate custom taints
+* Remove deprecated `azurerm_lb_backend_address_pool` field `resource_group_name` ([#972](https://github.com/poseidon/typhoon/pull/972))
 
 ### Google Cloud
 

azure/fedora-coreos/kubernetes/lb.tf

@@ -112,16 +112,12 @@ resource "azurerm_lb_outbound_rule" "worker-outbound" {
 
 # Address pool of controllers
 resource "azurerm_lb_backend_address_pool" "controller" {
-  resource_group_name = azurerm_resource_group.cluster.name
-
   name            = "controller"
   loadbalancer_id = azurerm_lb.cluster.id
 }
 
 # Address pool of workers
 resource "azurerm_lb_backend_address_pool" "worker" {
-  resource_group_name = azurerm_resource_group.cluster.name
-
   name            = "worker"
   loadbalancer_id = azurerm_lb.cluster.id
 }

azure/flatcar-linux/kubernetes/lb.tf

@@ -112,16 +112,12 @@ resource "azurerm_lb_outbound_rule" "worker-outbound" {
 
 # Address pool of controllers
 resource "azurerm_lb_backend_address_pool" "controller" {
-  resource_group_name = azurerm_resource_group.cluster.name
-
   name            = "controller"
   loadbalancer_id = azurerm_lb.cluster.id
 }
 
 # Address pool of workers
 resource "azurerm_lb_backend_address_pool" "worker" {
-  resource_group_name = azurerm_resource_group.cluster.name
-
   name            = "worker"
   loadbalancer_id = azurerm_lb.cluster.id
 }