build(deps-dev): bump eslint from 7.25.0 to 7.26.0 (#260)

Bumps [eslint](https://github.com/eslint/eslint) from 7.25.0 to 7.26.0.
- [Release notes](https://github.com/eslint/eslint/releases)
- [Changelog](https://github.com/eslint/eslint/blob/master/CHANGELOG.md)
- [Commits](eslint/eslint@v7.25.0...v7.26.0)

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Author: dependabot[bot]