.rubocop.yml in cloudflare-rails-2.4.0 vs .rubocop.yml in cloudflare-rails-3.0.0

- old
+ new

@@ -1,5 +1,5 @@
 inherit_from:
   - .rubocop_airbnb.yml
   - .rubocop_todo.yml
 AllCops:
-  TargetRubyVersion: 2.4
+  NewCops: enable