Исправлено удаление треков из плейлиста

YandexMusic.API/API/YPlaylistAPI.cs

@@ -129,6 +129,7 @@ public class YPlaylistAPI : YCommonAPI
     public Task<YResponse<YPlaylist>> DeleteTracksAsync(AuthStorage storage, YPlaylist playlist, IEnumerable<YTrack> tracks)
     {
         var distinctTracks = tracks.Distinct().ToList();
+
         var changes = distinctTracks
             .Select(t => playlist.Tracks?.FindIndex(ct => ct.Track?.GetKey() == t.GetKey()) ?? -1)
             .Where(i => i != -1)