Upgrade Ruby to 3.3

Author: Fryguy

.github/workflows/deploy.yaml

@@ -21,7 +21,7 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '2.7'
+          ruby-version: '3.3'
           bundler-cache: true
       - name: Get manageiq.org repo
         run: git clone https://github.com/ManageIQ/manageiq.org