Remove obsolete comments

spec/support/devise.rb

@@ -1,9 +1,6 @@
 require_relative "./controller_macros"
 
 RSpec.configure do |config|
-  # For Devise > 4.1.1
   config.include Devise::Test::ControllerHelpers, type: :controller
-  # Use the following instead if you are on Devise <= 4.1.1
-  # config.include Devise::TestHelpers, :type => :controller
   config.extend ControllerMacros, type: :controller
 end