Bump shelljs and eslint

Removes [shelljs](https://github.com/shelljs/shelljs). It's no longer used after updating ancestor dependency [eslint](https://github.com/eslint/eslint). These dependencies need to be updated together.


Removes `shelljs`

Updates `eslint` from 3.19.0 to 9.2.0
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/main/CHANGELOG.md)
- [Commits](eslint/eslint@v3.19.0...v9.2.0)

---
updated-dependencies:
- dependency-name: shelljs
  dependency-type: indirect
- dependency-name: eslint
  dependency-type: direct:development
...

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