mpc83xx/serdes: License cleanup: remove "All Rights Reserved" notice

"All Rights Reserved" conflicts with the GPL.
Signed-off-by: NAnton Vorontsov <avorontsov@ru.mvista.com>

cpu/mpc83xx/serdes.c

@@ -2,7 +2,7 @@
  * Freescale SerDes initialization routine
  *
  * Copyright (C) 2007 Freescale Semicondutor, Inc.
- * Copyright (C) 2008 MontaVista Software, Inc. All rights reserved.
+ * Copyright (C) 2008 MontaVista Software, Inc.
  *
  * Author: Li Yang <leoli@freescale.com>
  *