Fix authors spelling.

Author: crobinso

AUTHORS

@@ -36,7 +36,7 @@ Patches also received from
    Andreas Schneider <anschneider-at-suse-dot-de>
    Michael Marineau <marineam-at-gentoo-dot-org>
    Tomas Hoger <thoger-at-redhat-dot-com>
-   Ben Cochie <ben-at-nerp-dot-net>
+   Ben Kochie <ben-at-nerp-dot-net>
 
    ...send patches and get your name here...