chore(deps): bump ruby/setup-ruby in the dependencies group

Bumps the dependencies group with 1 update: [ruby/setup-ruby](https://github.com/ruby/setup-ruby).


Updates `ruby/setup-ruby` from 1.320.0 to 1.321.0
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@a30dfa4...95ef2b0)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.321.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

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

Author: dependabot[bot]

.github/workflows/ci.yml

@@ -25,7 +25,7 @@ jobs:
         with:
           fetch-depth: 10
 
-      - uses: ruby/setup-ruby@a30dfa457ad68707b8b910ac3a244714b61c0626 # v1
+      - uses: ruby/setup-ruby@95ef2b042f9d7a56d8268cba8559e2842e2ad01b # v1
         with:
           ruby-version: ${{ matrix.ruby }}
           bundler-cache: true