package/eudev: Update project URL in Config.in

Suggested by Arnout:
http://article.gmane.org/gmane.comp.lib.uclibc.buildroot/90060/



Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>