https://github.com/martinh/libconfuse/ now redirects to
/libconfuse/libconfuse/, so use that instead in .mk and help text.
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
Signed-off-by: Julien Olivain <ju.o@free.fr>
(cherry picked from commit cf8ccddaa2)
Signed-off-by: Titouan Christophe <titouan.christophe@mind.be>