Update TOSCA license

Change-Id: Id789aa41cf1d8c2cb5f1cb9f091c8f434c3e43a1
Issue-ID: OOM-724
Signed-off-by: Jun (Nicolas) Hu <jh245g@att.com>
diff --git a/TOSCA/Helm/helmdelete.sh b/TOSCA/Helm/helmdelete.sh
index d3f342a..e098fbb 100644
--- a/TOSCA/Helm/helmdelete.sh
+++ b/TOSCA/Helm/helmdelete.sh
@@ -1,7 +1,7 @@
 #!/bin/bash
 # ============LICENSE_START==========================================
 # ===================================================================
-# Copyright © 2017 AT&T
+# Copyright (c) 2017 AT&T
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.