Fixed ordering by artist

Jellyfin.Server.Implementations/Item/BaseItemRepository.cs

@@ -1153,9 +1153,9 @@ public sealed class BaseItemRepository
             ItemSortBy.IsPlayed => e => e.UserData!.FirstOrDefault(f => f.UserId == query.User!.Id)!.Played,
             ItemSortBy.IsUnplayed => e => !e.UserData!.FirstOrDefault(f => f.UserId == query.User!.Id)!.Played,
             ItemSortBy.DateLastContentAdded => e => e.DateLastMediaAdded,
-            ItemSortBy.Artist => e => e.ItemValues!.Where(f => f.ItemValue.Type == ItemValueType.Artist).Select(f => f.ItemValue.CleanValue),
-            ItemSortBy.AlbumArtist => e => e.ItemValues!.Where(f => f.ItemValue.Type == ItemValueType.AlbumArtist).Select(f => f.ItemValue.CleanValue),
-            ItemSortBy.Studio => e => e.ItemValues!.Where(f => f.ItemValue.Type == ItemValueType.Studios).Select(f => f.ItemValue.CleanValue),
+            ItemSortBy.Artist => e => e.ItemValues!.Where(f => f.ItemValue.Type == ItemValueType.Artist).Select(f => f.ItemValue.CleanValue).FirstOrDefault(),
+            ItemSortBy.AlbumArtist => e => e.ItemValues!.Where(f => f.ItemValue.Type == ItemValueType.AlbumArtist).Select(f => f.ItemValue.CleanValue).FirstOrDefault(),
+            ItemSortBy.Studio => e => e.ItemValues!.Where(f => f.ItemValue.Type == ItemValueType.Studios).Select(f => f.ItemValue.CleanValue).FirstOrDefault(),
             ItemSortBy.OfficialRating => e => e.InheritedParentalRatingValue,
             // ItemSortBy.SeriesDatePlayed => "(Select MAX(LastPlayedDate) from TypedBaseItems B" + GetJoinUserDataText(query) + " where Played=1 and B.SeriesPresentationUniqueKey=A.PresentationUniqueKey)",
             ItemSortBy.SeriesSortName => e => e.SeriesName,