Typo

git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@2795 42af7a65-404d-4744-a932-0658087f49c3

include/net/uip/uip-ipopt.h

@@ -6,8 +6,6 @@
  *   Copyright (C) 2010 Gregory Nutt. All rights reserved.
  *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
  *
- *   Author: Gregory Nutt <spudmonkey@racsa.co.cr>
- *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
  * are met: