CRIS v10: Remove useless CVS id tag from lib/old_checksum.c

arch/cris/arch-v10/lib/old_checksum.c

-/* $Id: old_checksum.c,v 1.3 2003/10/27 08:04:32 starvik Exp $
- *
+/*
  * INET		An implementation of the TCP/IP protocol suite for the LINUX
  *		operating system.  INET is implemented using the  BSD Socket
  *		interface as the means of communication with the user level.