Rename checkout_workflow to checkout_helper

spec/features/consumer/shopping/checkout_auth_spec.rb

@@ -4,7 +4,7 @@ feature "As a consumer I want to check out my cart", js: true do
   include AuthenticationHelper
   include WebHelper
   include ShopWorkflow
-  include CheckoutWorkflow
+  include CheckoutHelper
   include UIComponentHelper
 
   describe "using the checkout" do

spec/features/consumer/shopping/checkout_paypal_spec.rb

@@ -2,7 +2,7 @@ require "spec_helper"
 
 feature "Checking out with Paypal", js: true do
   include ShopWorkflow
-  include CheckoutWorkflow
+  include CheckoutHelper
 
   let(:distributor) { create(:distributor_enterprise) }
   let(:supplier) { create(:supplier_enterprise) }

spec/features/consumer/shopping/checkout_spec.rb

@@ -3,7 +3,7 @@ require 'spec_helper'
 feature "As a consumer I want to check out my cart", js: true do
   include AuthenticationHelper
   include ShopWorkflow
-  include CheckoutWorkflow
+  include CheckoutHelper
   include WebHelper
   include UIComponentHelper
 

spec/features/consumer/shopping/embedded_shopfronts_spec.rb

@@ -5,7 +5,7 @@ feature "Using embedded shopfront functionality", js: true do
   include AuthenticationHelper
   include WebHelper
   include ShopWorkflow
-  include CheckoutWorkflow
+  include CheckoutHelper
   include UIComponentHelper
 
   describe "using iframes" do

spec/features/consumer/shopping/variant_overrides_spec.rb

@@ -4,7 +4,7 @@ feature "shopping with variant overrides defined", js: true do
   include AuthenticationHelper
   include WebHelper
   include ShopWorkflow
-  include CheckoutWorkflow
+  include CheckoutHelper
   include UIComponentHelper
 
   let(:hub) { create(:distributor_enterprise, with_payment_and_shipping: true) }

spec/support/request/checkout_helper.rb

@@ -1,4 +1,4 @@
-module CheckoutWorkflow
+module CheckoutHelper
   def have_checkout_details
     have_content "Your details"
   end