Fix sponsor image path
Fix sponsor image path

sdeleuze/mixit,mix-it/mixit,mix-it/mixit,mixitconf/mixit,sdeleuze/mixit,mix-it/mixit,mixitconf/mixit,mixitconf/mixit,sdeleuze/mixit,sdeleuze/mixit,mixitconf/mixit,mix-it/mixit,mix-it/mixit