Disallow back button on disclaimer screen (#5153)
Disallow back button on disclaimer screen (#5153)

Disallow back button on disclaimer screen
NeoAdonis/osu,peppy/osu,ppy/osu,peppy/osu,2yangk23/osu,smoogipoo/osu,UselessToucan/osu,ppy/osu,johnneijzen/osu,ZLima12/osu,smoogipooo/osu,2yangk23/osu,NeoAdonis/osu,ZLima12/osu,EVAST9919/osu,peppy/osu,peppy/osu-new,UselessToucan/osu,smoogipoo/osu,EVAST9919/osu,johnneijzen/osu,UselessToucan/osu,smoogipoo/osu,NeoAdonis/osu,ppy/osu