Remove unused argument from ProcessPaymentIntent

app/services/process_payment_intent.rb

@@ -23,10 +23,10 @@ class ProcessPaymentIntent
     end
   end
 
-  def initialize(payment_intent, order, last_payment = nil)
+  def initialize(payment_intent, order)
     @payment_intent = payment_intent
     @order = order
-    @last_payment = last_payment.presence || OrderPaymentFinder.new(order).last_payment
+    @last_payment = OrderPaymentFinder.new(order).last_payment
   end
 
   def call!

spec/services/process_payment_intent_spec.rb

@@ -157,7 +157,7 @@ describe ProcessPaymentIntent do
     context "when the payment can't be completed" do
       let(:intent) { "pi_123" }
       let(:intent_response) { double(id: "pi_123", status: "requires_capture") }
-      let(:service) { ProcessPaymentIntent.new(intent, order, payment) }
+      let(:service) { ProcessPaymentIntent.new(intent, order) }
 
       before do
         allow(order).to receive(:process_payments!) { nil }