Remove need for each platform to implement ProgressBarAndroid as UnimplementedView (facebook#38608)

Summary:
Pull Request resolved: facebook#38608

This file is forked in out of tree platforms as:

- macOS > https://github.com/microsoft/react-native-macos/blob/main/Libraries/Components/ProgressBarAndroid/ProgressBarAndroid.macos.js
- Windows > https://github.com/microsoft/react-native-windows/blob/0.71-stable/vnext/src/Libraries/Components/ProgressBarAndroid/ProgressBarAndroid.windows.js

The change here removes the need of forking this file

Changelog:
[General] [Fixed] - [ProgressBarAndroid] Remove need for each platform to implement ProgressBarAndroid as UnimplementedView

Reviewed By: rozele

Differential Revision: D47747116

fbshipit-source-id: 8c6d40baf8efc69fc8bf359ab400b6d2eec03839

Author: christophpurrer