Update generated code for private-preview

[stripe-openapi]

Codegen for openapi v2160 and proto spec .

Changelog

• Add support for new resources FrMealVouchersOnboarding, Reserve.Hold, Reserve.Plan, and Reserve.Release
• Add support for all, create, retrieve, and update methods on resource FrMealVouchersOnboarding
• Add support for all and retrieve methods on resources Reserve.Hold and Reserve.Release
• Add support for retrieve method on resource Reserve.Plan
• Add support for pause method on resource Subscription
• Add support for service_period_details on Discount
• Add support for agentic_commerce_settings on AccountSession.components
• Add support for new value risk_reserved on enum BalanceTransaction.balance_type
• Add support for service_period on Coupon.create().$params and Coupon
• Add support for new value service_period on enum Coupon.duration
• Change type of InvoiceItem.pricing.price_details.price and InvoiceLineItem.pricing.price_details.price from string to expandable($Price)
• Add support for settings on Invoice.create_preview().$params.discount, Invoice.create_preview().$params.schedule_detail.amendment.discount_action.add, Invoice.create_preview().$params.schedule_detail.amendment.discount_action.set, Invoice.create_preview().$params.schedule_detail.amendment.item_action.add.discount, Invoice.create_preview().$params.schedule_detail.amendment.item_action.set.discount, Invoice.create_preview().$params.schedule_detail.phase.discount, Invoice.create_preview().$params.schedule_detail.phase.item.discount, Invoice.create_preview().$params.subscription_detail.item.discount, Quote.create().$params.line.action.add_discount, Quote.create().$params.line.action.add_item.discount, Quote.create().$params.line.action.set_discount, Quote.create().$params.line.action.set_item.discount, Quote.update().$params.line.action.add_discount, Quote.update().$params.line.action.add_item.discount, Quote.update().$params.line.action.set_discount, Quote.update().$params.line.action.set_item.discount, Subscription.create().$params.discount, Subscription.create().$params.item.discount, Subscription.update().$params.discount, Subscription.update().$params.item.discount, SubscriptionItem.create().$params.discount, SubscriptionItem.update().$params.discount, SubscriptionSchedule.amend().$params.amendment.discount_action.add, SubscriptionSchedule.amend().$params.amendment.discount_action.set, SubscriptionSchedule.amend().$params.amendment.item_action.add.discount, SubscriptionSchedule.amend().$params.amendment.item_action.set.discount, SubscriptionSchedule.create().$params.phase.discount, SubscriptionSchedule.create().$params.phase.item.discount, SubscriptionSchedule.update().$params.phase.discount, and SubscriptionSchedule.update().$params.phase.item.discount
• Add support for subtotal on InvoiceLineItem
• Add support for billing_cadence on Subscription.all().$params