Bumps [pghero](https://github.com/ankane/pghero) from 2.2.0 to 2.2.1. - [Release notes](https://github.com/ankane/pghero/releases) - [Changelog](https://github.com/ankane/pghero/blob/master/CHANGELOG.md) - [Commits](https://github.com/ankane/pghero/compare/v2.2.0...v2.2.1) Signed-off-by: dependabot-preview[bot] <support@dependabot.com>pull/4/head