feat: experimental support for react-freeze

[kacperkapusciak]

Description

This PR adds experimental support for react-freeze library: https://github.com/software-mansion-labs/react-freeze

To enable this feature using the new method we added to the react-native-screens library. To do that, add the following snippet (along with the import) to the main file of your application:

import { enableFreeze } from "react-native-screens";

enableFreeze(true);

Changes

• Added support for react-freeze in NativeStack

Test code and steps to reproduce

TestFreeze in TestsExample/ project

Checklist

• Included code example that can be used to test this change
• Updated TS types
• Ensured that CI passes

[kmagiera]