Update namespacing in specs

spec/controllers/payment_gateways/paypal_controller_spec.rb

@@ -2,7 +2,7 @@
 
 require 'spec_helper'
 
-module Spree
+module PaymentGateways
   describe PaypalController, type: :controller do
     context '#cancel' do
       it 'redirects back to checkout' do

spec/support/request/paypal_helper.rb

@@ -10,7 +10,7 @@ module PaypalHelper
       set_express_checkout: paypal_response,
       express_checkout_url: options[:redirect]
     )
-    allow_any_instance_of(Spree::PaypalController).to receive(:provider).
+    allow_any_instance_of(PaymentGateways::PaypalController).to receive(:provider).
       and_return(paypal_provider)
   end