Use extension method for list search

MediaBrowser.Model/Entities/MediaStream.cs

@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using System.Globalization;
 using System.Linq;
 using System.Text;
+using Jellyfin.Extensions;
 using MediaBrowser.Model.Dlna;
 using MediaBrowser.Model.Extensions;
 using MediaBrowser.Model.MediaInfo;
@@ -150,7 +151,7 @@ namespace MediaBrowser.Model.Entities
                         var attributes = new List<string>();
 
                         // Do not display the language code in display titles if unset or set to a special code. Show it in all other cases (possibly expanded).
-                        if (!string.IsNullOrEmpty(Language) && !_specialCodes.Contains(Language, StringComparer.OrdinalIgnoreCase))
+                        if (!string.IsNullOrEmpty(Language) && !_specialCodes.Contains(Language, StringComparison.OrdinalIgnoreCase))
                         {
                             // Get full language string i.e. eng -> English. Will not work for some languages which use ISO 639-2/B instead of /T codes.
                             string fullLanguage = CultureInfo