fix cop

spec/rubocop/cop/sidekiq/date_time_argument_spec.rb

@@ -12,7 +12,7 @@
         RUBY
       end
 
-      it 'registers an offense' do
+      it 'registers an offense on Time.current' do
         expect_offense(<<~RUBY)
           MyWorker.perform_async(Time.current)
                                  ^^^^^^^^^^^^ Sidekiq/DateTimeArgument: Date/Time objects are not Sidekiq-serializable; convert to integers or strings instead.