opt scroll physics

Signed-off-by: dom <githubaccount56556@proton.me>

lib/pages/live_area_detail/child/view.dart

@@ -80,10 +80,9 @@ class _LiveAreaChildPageState extends State<LiveAreaChildPage>
     LoadingState<List<CardLiveItem>?> loadingState,
   ) {
     return switch (loadingState) {
-      Loading() => SliverGrid.builder(
+      Loading() => SliverGrid(
         gridDelegate: gridDelegate,
-        itemBuilder: (context, index) => const VideoCardVSkeleton(),
-        itemCount: 10,
+        delegate: videoVDelegate,
       ),
       Success(:final response) => SliverMainAxisGroup(
         slivers: [