Bump pghero from 3.0.0 to 3.0.1

Bumps [pghero](https://github.com/ankane/pghero) from 3.0.0 to 3.0.1.
- [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/v3.0.0...v3.0.1)

---
updated-dependencies:
- dependency-name: pghero
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Gemfile.lock

@@ -339,7 +339,7 @@ GEM
     parser (3.1.2.1)
       ast (~> 2.4.1)
     pg (1.4.3)
-    pghero (3.0.0)
+    pghero (3.0.1)
       activerecord (>= 6)
     poltergeist (1.18.1)
       capybara (>= 2.1, < 4)
@@ -561,7 +561,7 @@ GEM
     websocket-extensions (0.1.5)
     xpath (3.2.0)
       nokogiri (~> 1.8)
-    zeitwerk (2.6.0)
+    zeitwerk (2.6.1)
 
 PLATFORMS
   ruby