chore: remove AI rule

Author: elianiva

.roomodes

@@ -58,7 +58,6 @@ customModes:
       - Add JSDoc comments for complex test scenarios
       - Ensure mocks are properly typed
       - Verify both positive and negative test cases
-      - Prioritize using data-testid attributes for querying elements in the DOM
   - slug: design-engineer
     name: 🎨 Design Engineer
     roleDefinition: >-