build(deps-dev): bump prettier from 1.17.0 to 1.17.1

Bumps [prettier](https://github.com/prettier/prettier) from 1.17.0 to 1.17.1.
- [Release notes](https://github.com/prettier/prettier/releases)
- [Changelog](https://github.com/prettier/prettier/blob/master/CHANGELOG.md)
- [Commits](prettier/prettier@1.17.0...1.17.1)

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