chore(deps): bump ruby/setup-ruby from 1.324.0 to 1.326.0 (#9381)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.324.0 to 1.326.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](https://github.com/ruby/setup-ruby/compare/a0102e0972be65f351c307e2d64b9314a57c8073...762794c140bbeda0f1224786aa33b4b46783a6c1)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.326.0
  dependency-type: direct:production
  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>

.github/workflows/jekyll-gh-pages.yml

@@ -33,7 +33,7 @@ jobs:
         with:
           persist-credentials: false
       - name: Setup Ruby
-        uses: ruby/setup-ruby@a0102e0972be65f351c307e2d64b9314a57c8073 # v1.324.0
+        uses: ruby/setup-ruby@762794c140bbeda0f1224786aa33b4b46783a6c1 # v1.326.0
         with:
           ruby-version: '3.4.9'
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically