Fix failing POS payments test

Previous changes merged in #15030 (8098d27) included a failing test.

This commit updates the test to check for the new string.

WooCommerce/WooCommerceTests/POS/Models/PointOfSaleAggregateModelTests.swift

@@ -361,7 +361,7 @@ struct PointOfSaleAggregateModelTests {
                 Issue.record("Expected cardPresentPaymentInlineMessage to be paymentSuccess")
                 return
             }
-            #expect(viewModel.message == "A payment of $52.30 was successfully made")
+            #expect(viewModel.message == "A card payment of $52.30 was successfully made")
         }
 
         @Test func paymentIntentCreationErrorMessage_when_paymentIntentCreationError_tryAgain_cancels_payment() async throws {