tests: cleanup whitespace
tests: cleanup whitespace

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