Bump ruby/setup-ruby from 1.321.0 to 1.323.0

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.321.0 to 1.323.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@95ef2b0...984c0c8)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.323.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

.github/workflows/ruby.yml

@@ -16,7 +16,7 @@ jobs:
     steps:
     - uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1
     - name: Set up Ruby ${{ matrix.ruby }}
-      uses: ruby/setup-ruby@95ef2b042f9d7a56d8268cba8559e2842e2ad01b
+      uses: ruby/setup-ruby@984c0c890880bbf811283d6f09c4607c62d210a4
       with:
         ruby-version: ${{ matrix.ruby }}
     - name: Build and test