Fix channel tab keyboard shortcut
Fix channel tab keyboard shortcut

Filter out the selector tab item at the point of enumerating tabs to fix
the regression of the Alt+number key shortcut.

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