Store language with deleted episode history

src/NzbDrone.Core/History/HistoryService.cs

@@ -269,6 +269,7 @@ public void Handle(EpisodeFileDeletedEvent message)
                     SourceTitle = message.EpisodeFile.Path,
                     SeriesId = message.EpisodeFile.SeriesId,
                     EpisodeId = episode.Id,
+                    Language = message.EpisodeFile.Language
                 };
 
                 history.Data.Add("Reason", message.Reason.ToString());