message: Initialised detent to match default
diff: @@ -24,6 +24,7 @@ public class BottomSheetView extends ReactViewGroup {
  public BottomSheetView(Context context) {
  super(context);
  bottomSheetBehavior = new BottomSheetBehavior<>(context, null);
  + detent = bottomSheetBehavior.getState();
  CoordinatorLayout.LayoutParams params = new CoordinatorLayout.LayoutParams(LayoutParams.WRAP_CONTENT, LayoutParams.WRAP_CONTENT);
  params.setBehavior(bottomSheetBehavior);
  setLayoutParams(params);
  