.rubocop.yml in proxy_fetcher-0.4.1 vs .rubocop.yml in proxy_fetcher-0.5.0

@@ -1,11 +1,14 @@
 LineLength:
   Max: 120
 AllCops:
+  TargetRubyVersion: 2.4
   Exclude:
     - 'spec/**/*'
     - 'bin/*'
   DisplayCopNames: true
 Rails:
   Enabled: false
 Documentation:
+  Enabled: false
+FrozenStringLiteralComment:
   Enabled: false