remove the bouncing email address of David Campbell

This patch removes a bouncing email address from the kernel sources.

Signed-off-by: Adrian Bunk <bunk@stusta.de>

drivers/parport/parport_gsc.h

@@ -24,7 +24,7 @@
  * 	    Phil Blundell <Philip.Blundell@pobox.com>
  *          Tim Waugh <tim@cyberelk.demon.co.uk>
  *	    Jose Renau <renau@acm.org>
- *          David Campbell <campbell@torque.net>
+ *          David Campbell
  *          Andrea Arcangeli
  */