Add support for `backfaceVisibility` and add `flex` to `AnimatedPropsBuilder` (#55154)

Summary:
Pull Request resolved: https://github.com/facebook/react-native/pull/55154

## Summary:

Add support for the `backfaceVisibility` and add missing `flex` style to the `AnimatedPropsBuilder`.

## Changelog:
[General][Added] - added support for `backfaceVisibility` prop and added missing `flex` style to the `AnimatedPropsBuilder`.

Reviewed By: zeyap

Differential Revision: D90671092

fbshipit-source-id: d1731d1811756a665b830d3cd2d88be405112632