fix(player): 使用根Overlay承载飘心

lib/pages/player/widgets/player_tap_gesture_region.dart

@@ -167,6 +167,7 @@ class _PlayerTapGestureRegionState extends State<PlayerTapGestureRegion> {
         child: IgnorePointer(
           child: PlayerDoubleTapHeartBurst(
             key: ValueKey('heart-overlay-$id'),
+            burstId: id,
             origin: origin,
             onCompleted: () => _removeHeartOverlay(id),
           ),