AETHER-3105 Move to Apache-2.0 license

Change-Id: Icd93e93e221ad6f8ca7909f7028507d52800e623
diff --git a/configs/release-1.6 b/configs/release-1.6
index 763eb14..025669d 100644
--- a/configs/release-1.6
+++ b/configs/release-1.6
@@ -1,6 +1,6 @@
 # Copyright 2021-present Open Networking Foundation
 #
-# SPDX-License-Identifier: LicenseRef-ONF-Member-Only-1.0
+# SPDX-License-Identifier: Apache-2.0
 
 OMEC_CONTROL_PLANE_CHART := aether/omec-control-plane --version 0.9.18
 OMEC_USER_PLANE_CHART    := aether/omec-user-plane --version 0.5.4