Bump ruby/setup-ruby from 1.207.0 to 1.213.0 in the all group

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


Updates `ruby/setup-ruby` from 1.207.0 to 1.213.0
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@4a9ddd6...28c4ded)

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

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

.github/workflows/jekyll.yml

@@ -34,7 +34,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v4
       - name: Setup Ruby
-        uses: ruby/setup-ruby@4a9ddd6f338a97768b8006bf671dfbad383215f4 # v1.207.0
+        uses: ruby/setup-ruby@28c4deda893d5a96a6b2d958c5b47fc18d65c9d3 # v1.213.0
         with:
           ruby-version: '3.1' # Not needed with a .ruby-version file
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically