Bump ruby/setup-ruby from 1.259.0 to 1.265.0 (#347)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.259.0 to 1.265.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@866b91c...ab177d4)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.265.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/github-pages.yml

@@ -33,7 +33,7 @@ jobs:
       - name: Build translations
         run: python po/build.py
       - name: Set up Ruby
-        uses: ruby/setup-ruby@866b91cc020931c510d42e43e498a7f07d335f60 # v1.259.0
+        uses: ruby/setup-ruby@ab177d40ee5483edb974554986f56b33477e21d0 # v1.265.0
         with:
           ruby-version: 3.3.4
           bundler-cache: true