Bump shell-quote and react-scripts in /pkg/ui/v1beta1/frontend

Bumps [shell-quote](https://github.com/ljharb/shell-quote) to 1.7.4 and updates ancestor dependency [react-scripts](https://github.com/facebook/create-react-app/tree/HEAD/packages/react-scripts). These dependencies need to be updated together.


Updates `shell-quote` from 1.7.2 to 1.7.4
- [Release notes](https://github.com/ljharb/shell-quote/releases)
- [Changelog](https://github.com/ljharb/shell-quote/blob/main/CHANGELOG.md)
- [Commits](ljharb/shell-quote@v1.7.2...v1.7.4)

Updates `react-scripts` from 3.2.0 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/react-scripts@5.0.1/packages/react-scripts)

---
updated-dependencies:
- dependency-name: shell-quote
  dependency-type: indirect
- dependency-name: react-scripts
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>