v17.6.0-beta.3

• #2253 Update generated code for beta
  • Change Refund.destination_details.blik.network_decline_code and Refund.destination_details.swish.network_decline_code to be required
  • Remove support for stripe_account on Terminal.Reader.action.collect_payment_method, Terminal.Reader.action.confirm_payment_intent, Terminal.Reader.action.process_payment_intent, and Terminal.Reader.action.refund_payment

See the changelog for more details.