test(payments-plugin): Fix test regressions introduced with #3298

packages/payments-plugin/e2e/stripe-payment.e2e-spec.ts

@@ -175,6 +175,7 @@ describe('Stripe payments', () => {
             'metadata[channelToken]': E2E_DEFAULT_CHANNEL_TOKEN,
             'metadata[orderId]': '1',
             'metadata[orderCode]': activeOrder?.code,
+            'metadata[languageCode]': 'en',
         });
         expect(createStripePaymentIntent).toEqual('test-client-secret');
     });
@@ -207,6 +208,7 @@ describe('Stripe payments', () => {
             'metadata[channelToken]': E2E_DEFAULT_CHANNEL_TOKEN,
             'metadata[orderId]': '1',
             'metadata[orderCode]': activeOrder?.code,
+            'metadata[languageCode]': 'en',
             'metadata[customerEmail]': customers[0].emailAddress,
         });
         expect(createStripePaymentIntent).toEqual('test-client-secret');
@@ -240,6 +242,7 @@ describe('Stripe payments', () => {
             description: `Order #${activeOrder!.code} for ${activeOrder!.customer!.emailAddress}`,
             'automatic_payment_methods[enabled]': 'true',
             'metadata[channelToken]': E2E_DEFAULT_CHANNEL_TOKEN,
+            'metadata[languageCode]': 'en',
             'metadata[orderId]': '1',
             'metadata[orderCode]': activeOrder?.code,
         });
@@ -280,6 +283,7 @@ describe('Stripe payments', () => {
             'automatic_payment_methods[enabled]': 'true',
             'metadata[channelToken]': E2E_DEFAULT_CHANNEL_TOKEN,
             'metadata[orderId]': '1',
+            'metadata[languageCode]': 'en',
             'metadata[orderCode]': activeOrder?.code,
         });
         expect(connectedAccountHeader).toEqual('acct_connected');