feat(main): take node_config_defaults out of beta

`node_config_defaults` is GA in all our supported versions

Author: wyardley

autogen/main/cluster.tf.tmpl

@@ -660,7 +660,6 @@ resource "google_container_cluster" "primary" {
       }
     }
   }
-  {% if beta_cluster %}
 
   node_pool_defaults {
     node_config_defaults {
@@ -680,7 +679,6 @@ resource "google_container_cluster" "primary" {
       {% endif %}
     }
   }
-  {% endif %}
   {% if beta_cluster %}
 
   depends_on = [google_project_iam_member.service_agent]

cluster.tf

@@ -499,6 +499,14 @@ resource "google_container_cluster" "primary" {
       }
     }
   }
+
+  node_pool_defaults {
+    node_config_defaults {
+      gcfs_config {
+        enabled = var.enable_gcfs
+      }
+    }
+  }
 }
 /******************************************
   Create Container Cluster node pools

modules/private-cluster-update-variant/cluster.tf

@@ -520,6 +520,14 @@ resource "google_container_cluster" "primary" {
       }
     }
   }
+
+  node_pool_defaults {
+    node_config_defaults {
+      gcfs_config {
+        enabled = var.enable_gcfs
+      }
+    }
+  }
 }
 /******************************************
   Create Container Cluster node pools

modules/private-cluster/cluster.tf

@@ -520,6 +520,14 @@ resource "google_container_cluster" "primary" {
       }
     }
   }
+
+  node_pool_defaults {
+    node_config_defaults {
+      gcfs_config {
+        enabled = var.enable_gcfs
+      }
+    }
+  }
 }
 /******************************************
   Create Container Cluster node pools