Update dependency ruby to v3.4.7

Author: renovate[bot]

.github/workflows/ci.yaml

@@ -14,7 +14,7 @@ jobs:
       - name: Set up Ruby
         uses: ruby/setup-ruby@v1
         with:
-          ruby-version: '3.3'
+          ruby-version: '3.4.7'
           bundler-cache: true
         timeout-minutes: 30
       - name: Get manageiq.org repo