Allow waiting on tasks which were created with `LongRunning` regardless of thread
Allow waiting on tasks which were created with `LongRunning` regardless of thread

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