Backport pull request #13504 from jellyfin/release-10.10.z

Fix LiveTV Guide Backdrop image not updating

Original-merge: 8544e7fc72a758ad3b89aafba197f5f25c5808b1

Merged-by: crobibero <cody@robibe.ro>

Backported-by: Bond_009 <bond.009@outlook.com>

src/Jellyfin.LiveTv/Guide/GuideManager.cs

@@ -660,7 +660,9 @@ public class GuideManager : IGuideManager
         updated |= UpdateImage(ImageType.Logo, item, info);
 
         // Backdrop
-        return updated || UpdateImage(ImageType.Backdrop, item, info);
+        updated |= UpdateImage(ImageType.Backdrop, item, info);
+
+        return updated;
     }
 
     private static bool UpdateImage(ImageType imageType, BaseItem item, ProgramInfo info)