Fix repeat points always being placed at end position of th slider
Fix repeat points always being placed at end position of th slider

PositionAt is clamped to [0, 1] where 0 denotes the beginning of the curve and 1 denotes the end of the curve. It has no concept of repeats.
naoey/osu,smoogipoo/osu,naoey/osu,peppy/osu,Nabile-Rahmani/osu,2yangk23/osu,ppy/osu,smoogipoo/osu,DrabWeb/osu,ZLima12/osu,smoogipooo/osu,NeoAdonis/osu,ppy/osu,Frontear/osuKyzer,peppy/osu,smoogipoo/osu,johnneijzen/osu,johnneijzen/osu,2yangk23/osu,DrabWeb/osu,EVAST9919/osu,ppy/osu,NeoAdonis/osu,NeoAdonis/osu,UselessToucan/osu,peppy/osu-new,EVAST9919/osu,naoey/osu,UselessToucan/osu,UselessToucan/osu,ZLima12/osu,peppy/osu,DrabWeb/osu