[DO NOT MERGE] NOTICKET: Add 0.83.2 sample

[abaeza-wp]

What

• Sample 0.83.2 project for demo purposes including dependencies
• Uses @worldpay/access-worldpay-checkout-react-native-sdk version 4.0.1

Notes

Sample was generated using npx @react-native-community/cli@latest init DemoApp --version 0.83.2

To install dependencies

cd access-checkout-react-native/testing/apps/0.83.2/DemoApp
npm install

To run:
npx react-native run-android