Bump ruby/setup-ruby from 1.316.0 to 1.319.0 (#249)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.316.0 to 1.319.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@d45b1a4...003a5c4)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.319.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/pages-gem.yml

@@ -14,7 +14,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@v7
       - name: Setup Ruby
-        uses: ruby/setup-ruby@d45b1a4e94b71acab930e56e79c6aa188764e7f9 # v1.316.0
+        uses: ruby/setup-ruby@003a5c4d8d6321bd302e38f6f0ec593f77f06600 # v1.319.0
         with:
           ruby-version: '3.3'
       - name: Build gem