chore: bump ruby/setup-ruby from 1.262.0 to 1.263.0 (#125)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.262.0 to 1.263.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@cf7216d...0481980)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.263.0
  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/document-validation.yml

@@ -58,7 +58,7 @@ jobs:
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683  # v4.2.2
 
       - name: Setup Ruby ${{ needs.get-ruby-version.outputs.version }}
-        uses: ruby/setup-ruby@cf7216d52fba1017929b4d7162fabe2b30af5b49 # v1.262.0
+        uses: ruby/setup-ruby@0481980f17b760ef6bca5e8c55809102a0af1e5a # v1.263.0
         with:
           ruby-version: ${{ needs.get-ruby-version.outputs.version }}