Update README.md (#246)

* Update README.md

Mention `collapsable` for Android

* Update README.md

Co-authored-by: troZee <[email protected]>

Co-authored-by: troZee <[email protected]>

Author: enagorny

README.md

@@ -119,6 +119,7 @@ const styles = StyleSheet.create({
 ```
 
 **Attention:** Note that you can only use `View` components as children of `ViewPager` (cf. folder */example*)
+. For Android if `View` has own children, set prop `collapsable` to false https://reactnative.dev/docs/view#collapsable, otherwise react-native might remove those children views and  and it's children will be rendered as separate pages
 
 ## API