add ruby 3.3 to the CI matrix

Author: Geromendez135

.github/workflows/rspec_rubocop.yml

@@ -26,6 +26,8 @@ jobs:
           bundler-version: latest
         - ruby-version: '3.1'
           bundler-version: latest
+        - ruby-version: '3.3'
+          bundler-version: latest
     steps:
     - uses: actions/checkout@v3
     - name: Set up Ruby