Sync baremetal openstack with upstream

Change-Id: I125fc08e2cc4433aeaa470de48823dd4434c2030
Related-PROD: PROD-33018
diff --git a/openstack/baremetal/noauth/doc.go b/openstack/baremetal/noauth/doc.go
new file mode 100644
index 0000000..9f83357
--- /dev/null
+++ b/openstack/baremetal/noauth/doc.go
@@ -0,0 +1,17 @@
+/*
+Package noauth provides support for noauth bare metal endpoints.
+
+Example of obtaining and using a client:
+
+	client, err := noauth.NewBareMetalNoAuth(noauth.EndpointOpts{
+		IronicEndpoint: "http://localhost:6385/v1/",
+	})
+	if err != nil {
+		panic(err)
+	}
+
+	client.Microversion = "1.50"
+
+	nodes.ListDetail(client, nodes.ListOpts{})
+*/
+package noauth