test with ruby 3.4

Author: wing328

.github/workflows/samples-ruby.yaml

@@ -42,7 +42,7 @@ jobs:
             cat /etc/hosts
       - uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '3.2' # Not needed with a .ruby-version, .tool-versions or mise.toml
+          ruby-version: '3.4' # Not needed with a .ruby-version, .tool-versions or mise.toml
           bundler-cache: true # runs 'bundle install' and caches installed gems automatically
       - name: Install bundle
         working-directory: ${{ matrix.sample }}