Fix rubocop

.github/workflows/integration-testing.yml

@@ -65,7 +65,20 @@ jobs:
         shopt -s dotglob
         mv * ../action/
         mv ../action/tests/multi-language-repo/* .
-    - uses: arthurnn/code-scanning-rubocop/rubocop-action@master
+    - name: Set up Ruby
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: 2.6
+    - name: Install Code Scanning integration
+      run: bundle add code-scanning-rubocop --version 0.2.0 --skip-install
+    - name: Install dependencies
+      run: bundle install
+    - name: Rubocop run
+      run: |
+        bash -c "
+          bundle exec rubocop --require code_scanning --format CodeScanning::SarifFormatter -o rubocop.sarif
+          [[ $? -ne 2 ]]
+        "
     - uses: ./../action/upload-sarif
       with:
         sarif_file: rubocop.sarif