fixup! Revert an unnecessary change

Author: pirj

lib/rubocop/cop/rspec/let_setup.rb

@@ -63,10 +63,9 @@ def unused_let_bang(node)
         end
 
         def child_let_bang(node, &block)
-          RuboCop::RSpec::ExampleGroup
-            .new(node)
-            .lets
-            .each { |let| let_bang(let, &block) }
+          RuboCop::RSpec::ExampleGroup.new(node).lets.each do |let|
+            let_bang(let, &block)
+          end
         end
       end
     end