Fix error in stripe get_customer_id_for

uncloud/uncloud_pay/stripe.py

@@ -75,9 +75,7 @@ def get_customer_id_for(user):
         try:
             customer = create_customer(user.username, user.email)
             uncloud_stripe_mapping = uncloud_pay.models.StripeCustomer.objects.create(
-                    owner=user,
-                    stripe_id=customer_request['response_object']['id']
-                    )
+                    owner=user, stripe_id=customer.id)
             return uncloud_stripe_mapping.stripe_id
         except Exception as e:
             return None