fix licence on new file

Signed-off-by: greerdv <greerdv@amazon.com>

Gems/PhysX/Code/Tests/PhysXScriptTest.cpp

@@ -1,6 +1,6 @@
 /*
- * Copyright (c) Contributors to the Open 3D Engine Project
- * 
+ * Copyright (c) Contributors to the Open 3D Engine Project. For complete copyright and license terms please see the LICENSE at the root of this distribution.
+ *
  * SPDX-License-Identifier: Apache-2.0 OR MIT
  *
  */