Bump the document date.

Forgotten by: ssouhlal, simon, trhodes
Index: src/share/man/man4/ktr.4
===================================================================
--- src/share/man/man4/ktr.4	(revision 153)
+++ src/share/man/man4/ktr.4	(working copy)
@@ -24,7 +24,7 @@
 .\"
 .\" $FreeBSD: src/share/man/man4/ktr.4,v 1.9 2003/09/08 19:57:19 ru Exp $
 .\"
-.Dd February 16, 2001
+.Dd January 25, 2005
 .Dt KTR 4
 .Os
 .Sh NAME