Fix license headers

Change-Id: I464bb34e2a46e5524f4008d1595d9f9c0c4334d4
diff --git a/person_detection/app.py b/person_detection/app.py
index 393b5d2..9d4be6a 100644
--- a/person_detection/app.py
+++ b/person_detection/app.py
@@ -1,7 +1,8 @@
 #!/usr/bin/env python
 """
+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
 """
 import os
 import logging as log