chore: Bump rouge from 4.2.0 to 4.2.1 (#817)

Bumps [rouge](https://github.com/rouge-ruby/rouge) from 4.2.0 to 4.2.1.
- [Release notes](https://github.com/rouge-ruby/rouge/releases)
- [Changelog](https://github.com/rouge-ruby/rouge/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rouge-ruby/rouge/compare/v4.2.0...v4.2.1)

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

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -252,7 +252,7 @@ GEM
     reline (0.4.3)
       io-console (~> 0.5)
     rexml (3.2.6)
-    rouge (4.2.0)
+    rouge (4.2.1)
     rubocop (1.62.1)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)