Bump tar, node-sass and react-scripts

Bumps [tar](https://github.com/isaacs/node-tar) to 6.2.1 and updates ancestor dependencies [tar](https://github.com/isaacs/node-tar), [node-sass](https://github.com/sass/node-sass) and [react-scripts](https://github.com/facebook/create-react-app/tree/HEAD/packages/react-scripts). These dependencies need to be updated together.


Updates `tar` from 4.4.8 to 6.2.1
- [Release notes](https://github.com/isaacs/node-tar/releases)
- [Changelog](https://github.com/isaacs/node-tar/blob/main/CHANGELOG.md)
- [Commits](isaacs/node-tar@v4.4.8...v6.2.1)

Updates `node-sass` from 4.14.1 to 9.0.0
- [Release notes](https://github.com/sass/node-sass/releases)
- [Changelog](https://github.com/sass/node-sass/blob/master/CHANGELOG.md)
- [Commits](sass/node-sass@v4.14.1...v9.0.0)

Updates `react-scripts` from 3.4.4 to 5.0.1
- [Release notes](https://github.com/facebook/create-react-app/releases)
- [Changelog](https://github.com/facebook/create-react-app/blob/main/CHANGELOG-3.x.md)
- [Commits](https://github.com/facebook/create-react-app/commits/[email protected]/packages/react-scripts)

---
updated-dependencies:
- dependency-name: tar
  dependency-type: indirect
- dependency-name: node-sass
  dependency-type: direct:production
- dependency-name: react-scripts
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>