CoderBrad

### 🐞 Describe the Bug The current PayPalMessagesComponentOptions does not match the documentation found [in the sdk docs](https://developer.paypal.com/docs/checkout/pay-later/us/integrate/reference/#link-messageconfigurationobject). ### 🔬 Minimal Reproduction Compare current type to the docs. ### 😕...

The order_source_code for Amazon US is listed as "amazon_us" but a post to /v1/rates requires using "amazon" in order to be accepted.