default.yml in rubocop-minitest-0.21.1

- old
+ new

@@ -1,6 +1,7 @@
 Minitest:
   Enabled: true
+  DocumentationBaseURL: https://docs.rubocop.org/rubocop-minitest
   Include:
     - '**/test/**/*'
     - '**/*_test.rb'
 
 Minitest/AssertEmpty: