Update ScrollView.js (#39801)

Summary:
`pagingEnabled` **is** supported on Android. I tested it and it just seems to work.

See facebook/react-native-website#3869 (review)

I just edited a comment to remove a statement that is plain wrong.

## Changelog:

[Internal] Update comment

Pull Request resolved: #39801

Reviewed By: fabriziocucci

Differential Revision: D49910049

Pulled By: javache

fbshipit-source-id: c17f6794ea920d282b924dc47ee55fd5c349efb5

packages/react-native/Libraries/Components/ScrollView/ScrollView.js

@@ -546,8 +546,6 @@ export type Props = $ReadOnly<{|
    * When true, the scroll view stops on multiples of the scroll view's size
    * when scrolling. This can be used for horizontal pagination. The default
    * value is false.
-   *
-   * Note: Vertical pagination is not supported on Android.
    */
   pagingEnabled?: ?boolean,
   /**