[source-stripe] Request for new stream invoice_payments

[LishaZ]

There’s been an update in Stripe recently that meant the invoice table no longer always has the link to the payment_intent + refund. This information can instead be found in the invoice_payments table: see API https://docs.stripe.com/api/invoice-payment - can we please add this stream into the stripe connector?

One potential concern I see is the stripe api in airbyte seems to be using an old version https://github.com/airbytehq/airbyte/blob/master/airbyte-integrations/connectors/source-stripe/manifest.yaml#L39 and if the invoice_payments object is available in that version - once I get time to work on adding this new feature I will look into it