Updating Copyright line to Open Networking Foundation

Change-Id: Icba96d7f39a065b53f34a6aeb71afd1f7d51f774
diff --git a/apps/vtn/vtnmgr/src/main/resources/OSGI-INF/blueprint/shell-config.xml b/apps/vtn/vtnmgr/src/main/resources/OSGI-INF/blueprint/shell-config.xml
index 5e0985e..98a44ce 100644
--- a/apps/vtn/vtnmgr/src/main/resources/OSGI-INF/blueprint/shell-config.xml
+++ b/apps/vtn/vtnmgr/src/main/resources/OSGI-INF/blueprint/shell-config.xml
@@ -1,5 +1,5 @@
 <!--
-  ~ Copyright 2015-present Open Networking Laboratory
+  ~ Copyright 2015-present Open Networking Foundation
   ~
   ~ Licensed under the Apache License, Version 2.0 (the "License");
   ~ you may not use this file except in compliance with the License.