Add oke and nlb to managed cluster

oci-managed/oke/data.tf

@@ -0,0 +1,14 @@
+data "oci_identity_availability_domains" "ads" {
+  compartment_id = var.compartment_ocid
+}
+
+data "oci_core_images" "latest_image" {
+  compartment_id = var.compartment_ocid
+  operating_system = "Oracle Linux"
+  operating_system_version = "8.8"
+  filter {
+    name   = "display_name"
+    values = ["^.*aarch64-.*$"]
+    regex = true
+  }
+}