Prevent skin editor crash when scaling 0 area drawables
Prevent skin editor crash when scaling 0 area drawables

Some skinnable drawables can have 0 width or height in certain
cases, leading to division by 0 and a crash when the position is
updated.

UselessToucan/osu,UselessToucan/osu,peppy/osu,ppy/osu,NeoAdonis/osu,smoogipooo/osu,peppy/osu-new,NeoAdonis/osu,peppy/osu,ppy/osu,NeoAdonis/osu,ppy/osu,peppy/osu,smoogipoo/osu,smoogipoo/osu,UselessToucan/osu,smoogipoo/osu