iproute2: fix ip manpage typo (syntax error)

Hello Stephen!

The patches branch of the debian packaging repo, at
git://git.debian.org/git/collab-maint/pkg-iproute, now has four patches still
pending. (Not resending, since they've all been posted multiple times before.
Pick them up from the repo if you're interested.)

Here's the latest addition:

commit 3c904bb5933257533f4afecf805ca5a548a8e885
Author: Andreas Henriksson <andreas@fatal.se>
Date:   Fri Feb 22 13:57:10 2008 +0100

    Fix typo (syntax error) in ip(8) manpage.

    Caught by lintian (debian package checker).

man/man8/ip.8

@@ -983,7 +983,7 @@ Linux-2.x can pack routes into several routing
 tables identified by a number in the range from 1 to 255 or by
 name from the file
 .B /etc/iproute2/rt_tables
-. By default all normal routes are inserted into the
+By default all normal routes are inserted into the
 .B main
 table (ID 254) and the kernel only uses this table when calculating routes.