Fix license headers

Change-Id: Ia82a0ee8437b527daa9ab95a8873b6e17b648eb2
diff --git a/Makefile b/Makefile
index 7f790c5..0175cf3 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 #
-# SPDX-FileCopyrightText: 2020-present Intel Corporation
+# SPDX-FileCopyrightText: 2022-present Intel Corporation
 # SPDX-FileCopyrightText: 2020-present Open Networking Foundation <info@opennetworking.org>
-# SPDX-License-Identifier: LicenseRef-ONF-Member-1.01
+# SPDX-License-Identifier: Apache-2.0
 #
 define PROJECT_HELP_MSG
 Usage: