Bump ruby/setup-ruby from 1.258.0 to 1.259.0 (#101)

Bumps [ruby/setup-ruby](https://github.com/ruby/setup-ruby) from 1.258.0 to 1.259.0.
- [Release notes](https://github.com/ruby/setup-ruby/releases)
- [Changelog](https://github.com/ruby/setup-ruby/blob/master/release.rb)
- [Commits](ruby/setup-ruby@3fee676...866b91c)

---
updated-dependencies:
- dependency-name: ruby/setup-ruby
  dependency-version: 1.259.0
  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>

Author: dependabot[bot]

.github/workflows/jruby.yml

@@ -35,7 +35,7 @@ jobs:
       - run: rm -f Gemfile.lock
       - run: rm -f .ruby-version
       - name: Set up Ruby
-        uses: ruby/setup-ruby@3fee6763234110473bd57dd4595c5199fce2c510 # v1.258.0
+        uses: ruby/setup-ruby@866b91cc020931c510d42e43e498a7f07d335f60 # v1.259.0
         with:
           ruby-version: ${{ matrix.ruby }}
           rubygems: latest

.github/workflows/rspec.yml

@@ -33,7 +33,7 @@ jobs:
       - run: rm -f Gemfile.lock
       - run: rm -f .ruby-version
       - name: Set up Ruby
-        uses: ruby/setup-ruby@3fee6763234110473bd57dd4595c5199fce2c510 # v1.258.0
+        uses: ruby/setup-ruby@866b91cc020931c510d42e43e498a7f07d335f60 # v1.259.0
         with:
           ruby-version: ${{ matrix.ruby }}
           rubygems: latest