Fix beatmap panel removal.
Fix beatmap panel removal.

EVAST9919/osu,peppy/osu,ZLima12/osu,naoey/osu,UselessToucan/osu,ppy/osu,smoogipooo/osu,peppy/osu,smoogipoo/osu,ppy/osu,2yangk23/osu,NeoAdonis/osu,DrabWeb/osu,smoogipoo/osu,EVAST9919/osu,ppy/osu,peppy/osu-new,NeoAdonis/osu,UselessToucan/osu,johnneijzen/osu,ZLima12/osu,johnneijzen/osu,DrabWeb/osu,NeoAdonis/osu,nyaamara/osu,osu-RP/osu-RP,naoey/osu,peppy/osu,Drezi126/osu,Nabile-Rahmani/osu,tacchinotacchi/osu,Damnae/osu,UselessToucan/osu,Frontear/osuKyzer,DrabWeb/osu,RedNesto/osu,naoey/osu,smoogipoo/osu,2yangk23/osu