refactored: extra line breaks, extra indentation, extra comments

test/system/admin_area/contacts_test.rb

@@ -8,8 +8,6 @@ class AdminContactsTest < ApplicationSystemTestCase
     sign_in users(:admin)
   end
 
-
-  # admin_contact
   def test_update_contact
     visit admin_contact_path(id: @contact.id)
     assert_text "#{@contact.name}"

test/system/admin_area/invoices_test.rb

@@ -40,4 +40,4 @@ class AdminAreaInvoicesTest < ApplicationSystemTestCase
     assert_current_path admin_invoice_path(@invoice)
     assert_text 'Invoice has been sent'
   end
-end
+end

test/system/admin_area/protected_area_test.rb

@@ -19,4 +19,4 @@ class AdminAreaProtectedAreaTest < ApplicationSystemTestCase
     assert_text 'You are already signed in'
     assert_current_path admin_domains_path
   end
-end
+end