Update rubyonrails.yml

Signed-off-by: Robert Smith <[email protected]>

Author: rsmithlal

.github/workflows/rubyonrails.yml

@@ -18,6 +18,9 @@ jobs:
           #   allowed_failure: true    # ⚠️ allowed to fail
           - ruby: '3.4.4'
             rails: '8.0'
+            allowed_failure: false    # ⚠️ allowed to fail
+          - ruby: '3.4.4'
+            rails: '8.1'
             allowed_failure: true    # ⚠️ allowed to fail
 
     env: