fix: overflow hidden container not clip child with its own layer

kraken/lib/src/gesture/scrollable.dart

@@ -381,6 +381,11 @@ mixin RenderOverflowMixin on RenderBox {
  PaintingContextCallback painter = (PaintingContext context, Offset offset) {
  callback(context, offset + paintOffset);
  };
+
+ // It needs to create new layer to clip children in case children has its own layer
+ // for all overflow value which is not visible (auto/scroll/hidden/clip).
+ bool _needsCompositing = true;
+
  if (decoration != null && decoration.borderRadius != null) {
  BorderRadius radius = decoration.borderRadius as BorderRadius;
  RRect clipRRect = RRect.fromRectAndCorners(clipRect,
@@ -389,9 +394,9 @@ mixin RenderOverflowMixin on RenderBox {
  bottomLeft: radius.bottomLeft,
  bottomRight: radius.bottomRight
  );
- _oldClipRRectLayer = context.pushClipRRect(needsCompositing, offset, clipRect, clipRRect, painter, oldLayer: _oldClipRRectLayer);
+ _oldClipRRectLayer = context.pushClipRRect(_needsCompositing, offset, clipRect, clipRRect, painter, oldLayer: _oldClipRRectLayer);
  } else {
- _oldClipRectLayer = context.pushClipRect(needsCompositing, offset, clipRect, painter, oldLayer: _oldClipRectLayer);
+ _oldClipRectLayer = context.pushClipRect(_needsCompositing, offset, clipRect, painter, oldLayer: _oldClipRectLayer);
  }
  } else {
  _oldClipRRectLayer = null;