.rubocop.yml in sidekiq_portal-0.2.0 vs .rubocop.yml in sidekiq_portal-0.3.0

- old
+ new

@@ -3,10 +3,11 @@
     - lib/rubocop.general.yml
     - lib/rubocop.rake.yml
     - lib/rubocop.rspec.yml
 
 AllCops:
-  TargetRubyVersion: 2.4.9
+  TargetRubyVersion: 2.7.1
+  NewCops: enable
   Include:
     - lib/**/*.rb
     - spec/**/*.rb
     - Gemfile
     - Rakefile