Modals appear hidden with certain React Navigation screens

### Description

The current implementation places the portal outside of the current screen. If, for example, you try to open an AlertDialog on a "formSheet" screen, you can't see the AlertDialog

### CodeSandbox/Snack link

n/a

### Steps to reproduce

Try to open an AlertDialog or Modal on a React Navigation screen that was opened as a formSheet (or modal).

To be clear, this is only on Android and iOS - web works.

### NativeBase Version

3.3.1

### Platform

- [X] Android
- [ ] CRA
- [X] Expo
- [X] iOS
- [ ] Next

### Other Platform

_No response_

### Additional Information

_No response_