Update copyright

Author: srenon

etc/acl.xml

@@ -1,7 +1,7 @@
 <?xml version="1.0"?>
 <!--
 /**
- * Copyright © 2017 MagePal. All rights reserved.
+ * Copyright © MagePal. All rights reserved.
  * See COPYING.txt for license details.
  * http://www.magepal.com | [email protected]
 */