Bump shoulda-matchers from 5.3.0 to 6.2.0

Bumps [shoulda-matchers](https://github.com/thoughtbot/shoulda-matchers) from 5.3.0 to 6.2.0.
- [Release notes](https://github.com/thoughtbot/shoulda-matchers/releases)
- [Changelog](https://github.com/thoughtbot/shoulda-matchers/blob/main/CHANGELOG.md)
- [Commits](thoughtbot/shoulda-matchers@v5.3.0...v6.2.0)

---
updated-dependencies:
- dependency-name: shoulda-matchers
  dependency-type: direct:development
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>

Gemfile.lock

@@ -669,7 +669,7 @@ GEM
       sentry-ruby (~> 5.15.2)
       sidekiq (>= 3.0)
     shellany (0.0.1)
-    shoulda-matchers (5.3.0)
+    shoulda-matchers (6.2.0)
       activesupport (>= 5.2.0)
     shrine (3.5.0)
       content_disposition (~> 1.0)