Bump eslint-config-react-app from 6.0.0 to 7.0.1 in /frontend

Bumps [eslint-config-react-app](https://github.com/facebook/create-react-app/tree/HEAD/packages/eslint-config-react-app) from 6.0.0 to 7.0.1.
- [Release notes](https://github.com/facebook/create-react-app/releases)
- [Changelog](https://github.com/facebook/create-react-app/blob/main/CHANGELOG-1.x.md)
- [Commits](https://github.com/facebook/create-react-app/commits/eslint-config-react-app@7.0.1/packages/eslint-config-react-app)

---
updated-dependencies:
- dependency-name: eslint-config-react-app
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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Author: dependabot[bot]