Updating Copyright line to Open Networking Foundation

Change-Id: Iaca5012e8c4245c930f27358aa9a131b8dadf336
diff --git a/protocols/restconf/server/app/app.xml b/protocols/restconf/server/app/app.xml
index af3eee8..3932591 100644
--- a/protocols/restconf/server/app/app.xml
+++ b/protocols/restconf/server/app/app.xml
@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <!--
-  ~ Copyright 2016-present Open Networking Laboratory
+  ~ Copyright 2016-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.