Bump ruby/setup-ruby from 1.235.0 to 1.285.0

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.235.0 to 1.285.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@dffc446...e69dcf3)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.285.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/release.yml

@@ -38,7 +38,7 @@ jobs:
           args: release --clean --release-notes=tmp/release_changelog.md
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
-      - uses: ruby/setup-ruby@dffc446db9ba5a0c4446edb5bca1c5c473a806c5 # v1.235.0
+      - uses: ruby/setup-ruby@e69dcf3ded5967f30d7ef595704928d91cdae930 # v1.285.0
         with:
           ruby-version: 2.7.3
       - name: RubyGem