remove precondition which prevent using windows pool with overlay sin…

…ce the feature is now GA

extra_node_pool.tf

@@ -150,10 +150,6 @@ resource "azurerm_kubernetes_cluster_node_pool" "node_pool_create_before_destroy
       condition     = can(regex("[a-z0-9]{1,8}", each.value.name))
       error_message = "A Node Pools name must consist of alphanumeric characters and have a maximum lenght of 8 characters (4 random chars added)"
     }
-    precondition {
-      condition     = var.network_plugin_mode != "overlay" || each.value.os_type != "Windows"
-      error_message = "Windows Server 2019 node pools are not supported for Overlay and Windows support is still in preview"
-    }
     precondition {
       condition     = var.network_plugin_mode != "overlay" || !can(regex("^Standard_DC[0-9]+s?_v2$", each.value.vm_size))
       error_message = "With with Azure CNI Overlay you can't use DCsv2-series virtual machines in node pools. "
@@ -304,10 +300,6 @@ resource "azurerm_kubernetes_cluster_node_pool" "node_pool_create_after_destroy"
       condition     = can(regex("[a-z0-9]{1,8}", each.value.name))
       error_message = "A Node Pools name must consist of alphanumeric characters and have a maximum lenght of 8 characters (4 random chars added)"
     }
-    precondition {
-      condition     = var.network_plugin_mode != "overlay" || each.value.os_type != "Windows"
-      error_message = "Windows Server 2019 node pools are not supported for Overlay and Windows support is still in preview"
-    }
     precondition {
       condition     = var.network_plugin_mode != "overlay" || !can(regex("^Standard_DC[0-9]+s?_v2$", each.value.vm_size))
       error_message = "With with Azure CNI Overlay you can't use DCsv2-series virtual machines in node pools. "