eventdemo: fix incorrect comments
eventdemo: fix incorrect comments

udoprog/weston,udoprog/weston,sir-murray/weston,giucam/weston,Fantu/compositor-spice,eyolfson/weston,jonnylamb/weston,krezovic/weston,mchalupa/weston,jonnylamb/weston,Gnurou/weston,mchalupa/weston,Fantu/compositor-spice,Tarnyko/weston-xdg_surface_present,xorgy/weston,sir-murray/weston,eyolfson/weston,kwm81/weston,kwm81/weston,xorgy/weston,giucam/weston,krezovic/weston,Tarnyko/weston-xdg_surface_present,Fantu/compositor-spice,Gnurou/weston