Update TvdbSeasonImageProvider.cs

MediaBrowser.Providers/Plugins/TheTvdb/TvdbSeasonImageProvider.cs

@@ -89,9 +89,8 @@ namespace MediaBrowser.Providers.Plugins.TheTvdb
         private IEnumerable<RemoteImageInfo> GetImages(Image[] images, string preferredLanguage)
         {
             var list = new List<RemoteImageInfo>();
-            var languages = _tvdbClientManager.GetLanguagesAsync(CancellationToken.None).Result.Data;
             // any languages with null ids are ignored
-            languages = Array.FindAll(languages, language => language.Id != null);
+            var languages = _tvdbClientManager.GetLanguagesAsync(CancellationToken.None).Result.Data.Where(x => x.Id.HasValue);
             foreach (Image image in images)
             {
                 var imageInfo = new RemoteImageInfo