Add Ruby 3.3

Author: workgena

.github/workflows/ci.yml

@@ -17,13 +17,13 @@ jobs:
           - ruby: '3.0.0'
             rails: '6.1.0'
             activeadmin: '3.0.0'
-          - ruby: '3.0.0'
+          - ruby: '3.1.0'
             rails: '7.0.0'
             activeadmin: '3.0.0'
-          - ruby: '3.1.0'
+          - ruby: '3.2.0'
             rails: '7.1.0'
             activeadmin: '3.1.0'
-          - ruby: '3.2.0'
+          - ruby: '3.3.0'
             rails: '7.1.0'
             activeadmin: '3.2.0'
     env: