Bump eslint-utils from 1.3.1 to 1.4.3 in /app

Bumps [eslint-utils](https://github.com/mysticatea/eslint-utils) from 1.3.1 to 1.4.3.
- [Release notes](https://github.com/mysticatea/eslint-utils/releases)
- [Commits](mysticatea/eslint-utils@v1.3.1...v1.4.3)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]