Remove ruby step

Author: DordeDimitrijev

.github/workflows/react-native-code-push-ci.yml

@@ -40,11 +40,6 @@ jobs:
         with:
           distribution: microsoft
           java-version: '11'
-      - name: Setup Ruby
-        uses: ruby/setup-ruby@v1
-        with:
-          ruby-version: '2.7.6'
-          bundler-cache: true
       - name: Package Installation
         run: npm install
       - name: Setup Android tests