build: run rubocop against Ruby 3.2 only

Author: santiagorodriguez96

.github/workflows/build.yml

@@ -42,8 +42,13 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - run: rm Gemfile.lock
-    - uses: ruby/setup-ruby@v1
+    - name: Set up Ruby ${{ matrix.ruby }}
+      uses: ruby/setup-ruby@v1
       with:
         ruby-version: ${{ matrix.ruby-version }}
         bundler-cache: true
-    - run: bundle exec rake
+    - name: Run rubocop
+      run: bundle exec rubocop
+      if: ${{ matrix.ruby == '3.2.0' }}
+    - name: Run tests
+      run: bundle exec rspec