fix copyright

Author: Vladimir Kotal

plugins/LdapPlugin/src/opengrok/auth/plugin/LdapAttr.java

@@ -17,7 +17,7 @@
  * CDDL HEADER END
  */
 
- /*
+/*
  * Copyright (c) 2016, 2017 Oracle and/or its affiliates. All rights reserved.
  */
 package opengrok.auth.plugin;