Improve test setup where checking ineligible payment fee adjustments

spec/controllers/spree/admin/orders_controller_spec.rb

@@ -19,10 +19,11 @@ describe Spree::Admin::OrdersController, type: :controller do
     describe "view" do
       render_views
 
-      it "shows only eligible adjustments" do
+      it "does not show ineligible payment adjustments" do
         adjustment = create(
           :adjustment,
           adjustable: order,
+          originator_type: "Spree::PaymentMethod",
           label: "invalid adjustment",
           eligible: false,
           order: order,

spec/services/paypal_items_builder_spec.rb

@@ -25,7 +25,8 @@ describe PaypalItemsBuilder do
     }
     let!(:ineligible_adjustment) {
       create(:adjustment, label: "Ineligible Adjustment", order: order, adjustable: order,
-                          amount: 34, eligible: false, state: "closed")
+                          amount: 34, eligible: false, state: "closed",
+                          originator_type: "Spree::PaymentMethod")
     }
     let!(:zone) { create(:zone_with_member) }
     let!(:included_tax_rate) {