Update generated code for beta

[stripe-openapi]

Codegen for openapi v1260.

Changelog

• Add support for template on resource class stripe.QuotePreviewInvoice.Rendering
• Add support for resource stripe.issuing.DisputeSettlementDetail
• Add support for resource stripe.issuing.Settlement
• Add support for settlement on parameter class stripe.issuing.Transaction.ListParams and resource stripe.issuing.Transaction
• Remove support for list on resource stripe.QuotePhase
• Add support for rechnung on enum stripe.checkout.Session.CreateParams.payment_method_types
• Add support for issuing_dispute_settlement_detail.created on enums stripe.Event.type, stripe.WebhookEndpoint.CreateParams.enabled_events, and stripe.WebhookEndpoint.ModifyParams.enabled_events
• Add support for issuing_dispute_settlement_detail.updated on enums stripe.Event.type, stripe.WebhookEndpoint.CreateParams.enabled_events, and stripe.WebhookEndpoint.ModifyParams.enabled_events
• Add support for issuing_settlement.created on enums stripe.Event.type, stripe.WebhookEndpoint.CreateParams.enabled_events, and stripe.WebhookEndpoint.ModifyParams.enabled_events
• Add support for issuing_settlement.updated on enums stripe.Event.type, stripe.WebhookEndpoint.CreateParams.enabled_events, and stripe.WebhookEndpoint.ModifyParams.enabled_events