chore(deps): bump ruby/setup-ruby from 1.216.0 to 1.218.0 (#243)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.216.0 to 1.218.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@8388f20...d781c1b)

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

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

.github/workflows/ci.yml

@@ -540,7 +540,7 @@ jobs:
 
       # setup ruby environment before running github/setup-licensed
       - name: Setup Ruby
-        uses: ruby/setup-ruby@8388f20e6a9c43cd241131b678469a9f89579f37 # v1.216.0
+        uses: ruby/setup-ruby@d781c1b4ed31764801bfae177617bb0446f5ef8d # v1.218.0
         with:
           ruby-version: ruby