remove unecessary instructions from "contains right Payment Descripti…

…on at Checkout information"

1.When the user tries to print an invoice for an order (that doesn't have any previous invoices), an invoice will be generated automatically.
2.When the user tries to print an invoice for an order without specifing the id of the invoice, he'll get the latest invoice

spec/system/admin/invoice_print_spec.rb

@@ -37,13 +37,7 @@
   end
 
   shared_examples "contains right Payment Description at Checkout information" do
-    let(:url_params) {
-      if OpenFoodNetwork::FeatureToggle.enabled?(:invoices)
-        { invoice_id: order.invoices.first.id }
-      else
-        {}
-      end
-    }
+    let(:url_params) {{}}
 
     let!(:payment_method1) do
       create(:stripe_sca_payment_method, distributors: [distributor], description: "description1")
@@ -54,7 +48,6 @@
 
     context "with no payment" do
       it "do not display the payment description information" do
-        order.invoices.create!
         login_as_admin
         visit spree.print_admin_order_path(order, params: url_params)
         convert_pdf_to_page
@@ -68,7 +61,6 @@
       end
       before do
         order.save!
-        order.invoices.create!
       end
 
       it "display the payment description section" do
@@ -90,7 +82,6 @@
                                            payment_method: payment_method2,
                                            created_at: 2.days.ago)
         order.save!
-        order.invoices.create!
       end
 
       it "display the payment description section and use the one from the completed payment" do
@@ -112,7 +103,6 @@
                                                        payment_method: payment_method2,
                                                        created_at: 1.day.ago)
         order.save!
-        order.invoices.create!
       end
 
       it "display the payment description section and use the one from the last payment" do