replace 'as' with direct cast to avoid possible nullref
replace 'as' with direct cast to avoid possible nullref

2yangk23/osu,johnneijzen/osu,ppy/osu,smoogipooo/osu,2yangk23/osu,peppy/osu,smoogipoo/osu,ppy/osu,johnneijzen/osu,NeoAdonis/osu,smoogipoo/osu,peppy/osu,peppy/osu-new,peppy/osu,smoogipoo/osu,UselessToucan/osu,EVAST9919/osu,ppy/osu,UselessToucan/osu,NeoAdonis/osu,NeoAdonis/osu,EVAST9919/osu,UselessToucan/osu