Bump eslint-plugin-react-refresh from 0.4.19 to 0.4.20 in /frontend

Bumps [eslint-plugin-react-refresh](https://github.com/ArnaudBarre/eslint-plugin-react-refresh) from 0.4.19 to 0.4.20.
- [Release notes](https://github.com/ArnaudBarre/eslint-plugin-react-refresh/releases)
- [Changelog](https://github.com/ArnaudBarre/eslint-plugin-react-refresh/blob/main/CHANGELOG.md)
- [Commits](ArnaudBarre/eslint-plugin-react-refresh@v0.4.19...v0.4.20)

---
updated-dependencies:
- dependency-name: eslint-plugin-react-refresh
  dependency-version: 0.4.20
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

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Author: dependabot[bot]