Update eslint-config-xo requirement to 0.23.0
Update eslint-config-xo requirement to 0.23.0

Updates the requirements on [eslint-config-xo](https://github.com/xojs/eslint-config-xo) to permit the latest version.
- [Release notes](https://github.com/xojs/eslint-config-xo/releases)
- [Commits](https://github.com/xojs/eslint-config-xo/commits/v0.23.0)

Signed-off-by: dependabot[bot] <5bdcd3c0d4d24ae3e71b3b452a024c6324c7e4bb@dependabot.com>
ferrarimarco/personal-website,ferrarimarco/personal-website,ferrarimarco/personal-website,ferrarimarco/personal-website