Add `IHasPopover` to positional input interfaces
Add `IHasPopover` to positional input interfaces

peppy/osu-framework,smoogipooo/osu-framework,ZLima12/osu-framework,ppy/osu-framework,smoogipooo/osu-framework,peppy/osu-framework,peppy/osu-framework,ZLima12/osu-framework,ppy/osu-framework,ppy/osu-framework