fix the portal host issue

Author: sieu-db

packages/core/src/components/Portal/PortalHost.tsx

@@ -136,6 +136,6 @@ export default class PortalHost extends React.Component<Props> {
 const styles = StyleSheet.create({
   container: {
     flex: 1,
-    pointerEvents: "none",
+    pointerEvents: "box-none",
   },
 });