Build(deps-dev): Bump rubocop from 1.67.0 to 1.68.0 (#29531)

Bumps [rubocop](https://github.com/rubocop/rubocop) from 1.67.0 to 1.68.0.
- [Release notes](https://github.com/rubocop/rubocop/releases)
- [Changelog](https://github.com/rubocop/rubocop/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rubocop/rubocop/compare/v1.67.0...v1.68.0)

---
updated-dependencies:
- dependency-name: rubocop
  dependency-type: indirect
  update-type: version-update:semver-minor
...

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

Gemfile.lock

@@ -451,7 +451,7 @@ GEM
       rspec-core (>= 2.14)
     rtlcss (0.2.1)
       mini_racer (>= 0.6.3)
-    rubocop (1.67.0)
+    rubocop (1.68.0)
       json (~> 2.3)
       language_server-protocol (>= 3.17.0)
       parallel (~> 1.10)