Bump ruby/setup-ruby from 1.200.0 to 1.202.0 (#209)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.200.0 to 1.202.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@217c988...a2bbe5b)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  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>

.github/workflows/ci.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Update .ruby-version with matrix value
         run: echo "${{ matrix.ruby_version }}" >| .ruby-version
       - name: Set up Ruby
-        uses: ruby/setup-ruby@217c988b8c2bf2bacb2d5c78a7e7b18f8c34daed
+        uses: ruby/setup-ruby@a2bbe5b1b236842c1cb7dd11e8e3b51e0a616acc
         with:
           bundler-cache: true
           rubygems: latest