Bronken link in http://www.debian.org/devel/debian-desktop/

[Simone Ruffilli]

Link to the MagiConf project is broken. 
Now it refers to http://magiconf.sheflug.co.uk/, while I think it
should be http://magiconf.sourceforge.net/.

Go debian. 
-- 
Simone Ruffilli, Undergraduate @ CS.UniBO.it
WebLab: http://www.ilruffo.org