Exported PixiReactElementProps for better typing

[LuckyOneDev]

Description of change

Exported PixiReactElementProps type for forwarding props from user-defined components. E.g.:

const Test: React.FC<PixiReactElementProps<typeof Graphics> = (props) => {
    return <graphics {...props}/>
}

Pre-Merge Checklist

• [x] Tests and/or benchmarks are included
• [ ] Documentation is changed or added
• [x] Lint process passed (npm run lint)
• [x] Tests passed (npm run test)

[codesandbox-ci[bot]]

This pull request is automatically built and testable in CodeSandbox.

To see build info of the built libraries, click here or the icon next to each commit SHA.

Latest deployment of this branch, based on commit 1b257ec04d7bb3313657d9a6f1e95e7c1af9e467:

Sandbox	Source
pixi.js-sandbox	Configuration