swatch-producer-red-hat-marketplace should update the BillableUsage being processed with `status`, `error_code` and `billed_on`, and then emit it back to the platform.rhsm-subscriptions.billable-usage.status topic.

Done:

• `GET /internal/remittance/accountRemittances` should reflect the actual status of a given billable usage remittance record.
• write tests to verify statsues