upgrade: Bump eslint-plugin-n from 17.20.0 to 17.21.0 (#607)

Bumps [eslint-plugin-n](https://github.com/eslint-community/eslint-plugin-n) from 17.20.0 to 17.21.0.
- [Release notes](https://github.com/eslint-community/eslint-plugin-n/releases)
- [Changelog](https://github.com/eslint-community/eslint-plugin-n/blob/master/CHANGELOG.md)
- [Commits](eslint-community/eslint-plugin-n@v17.20.0...v17.21.0)

---
updated-dependencies:
- dependency-name: eslint-plugin-n
  dependency-version: 17.21.0
  dependency-type: direct:development
  update-type: version-update:semver-minor
...

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Author: dependabot[bot]