Fix non user specific lib data being returned
Fix non user specific lib data being returned

Fix so that the impersonation user is always used in queries that return
secific video and music items.

Pengwyns/Emby.Plugins,heksesang/Emby.Plugins,Pengwyns/Emby.Plugins,SvenVandenbrande/Emby.Plugins,SvenVandenbrande/Emby.Plugins,lalmanzar/MediaBrowser.Plugins,SvenVandenbrande/Emby.Plugins,MediaBrowser/Emby.Plugins,MediaBrowser/Emby.Plugins,hamstercat/Emby.Plugins,hamstercat/Emby.Plugins,lalmanzar/MediaBrowser.Plugins,heksesang/Emby.Plugins,heksesang/Emby.Plugins