Documentation: Computone ip2 is orphaned

Removed the email for support and fixes for orphaned ip2 driver.
Signed-off-by: Marcos Paulo de Souza <marcos.mage@gmail.com>
Signed-off-by: Randy Dunlap <rdunlap@xenotime.net>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

Documentation/serial/computone.txt

@@ -20,8 +20,6 @@ Version: 1.2.14
 Date: 11/01/2001
 Historical Author: Andrew Manison <amanison@america.net>
 Primary Author: Doug McNash
-Support: support@computone.com
-Fixes and Updates: Mike Warfield <mhw@wittsend.com>
 
 This file assumes that you are using the Computone drivers which are
 integrated into the kernel sources.  For updating the drivers or installing