Bump ruby/setup-ruby from 1.229.0 to 1.231.0

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.229.0 to 1.231.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@354a1ad...d8d83c3)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.231.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/test.yml

@@ -37,7 +37,7 @@ jobs:
       # Add or replace dependency steps here
       - name: Install Ruby and gems
         # The ruby version is taken from the .ruby-version file, no need to specify here.
-        uses: ruby/setup-ruby@354a1ad156761f5ee2b7b13fa8e09943a5e8d252 # v1.229.0
+        uses: ruby/setup-ruby@d8d83c3960843afb664e821fed6be52f37da5267 # v1.231.0
         with:
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
       # Add or replace database setup steps here