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 create, list, retrieve, and update methods on resource FrMealVouchersOnboarding
• Add support for list 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 servicePeriodDetails on Discount
• Add support for agenticCommerceSettings on AccountSession.components
• Add support for new value service_period on enums CouponCreateParams.duration, checkout.SessionCreateParams.discounts[].coupon_data.duration, and checkout.SessionUpdateParams.discounts[].coupon_data.duration
• Add support for servicePeriod on CouponCreateParams and Coupon
• Change type of InvoiceItem.pricing.price_details.price and InvoiceLineItem.pricing.price_details.price from string to expandable($Price)
• Add support for settings on InvoiceCreatePreviewParams.discounts[], InvoiceCreatePreviewParams.schedule_details.amendments[].discount_actions[].add, InvoiceCreatePreviewParams.schedule_details.amendments[].discount_actions[].set, InvoiceCreatePreviewParams.schedule_details.amendments[].item_actions[].add.discounts[], InvoiceCreatePreviewParams.schedule_details.amendments[].item_actions[].set.discounts[], InvoiceCreatePreviewParams.schedule_details.phases[].discounts[], InvoiceCreatePreviewParams.schedule_details.phases[].items[].discounts[], InvoiceCreatePreviewParams.subscription_details.items[].discounts[], QuoteCreateParams.lines[].actions[].add_discount, QuoteCreateParams.lines[].actions[].add_item.discounts[], QuoteCreateParams.lines[].actions[].set_discounts[], QuoteCreateParams.lines[].actions[].set_items[].discounts[], QuoteUpdateParams.lines[].actions[].add_discount, QuoteUpdateParams.lines[].actions[].add_item.discounts[], QuoteUpdateParams.lines[].actions[].set_discounts[], QuoteUpdateParams.lines[].actions[].set_items[].discounts[], SubscriptionCreateParams.discounts[], SubscriptionCreateParams.items[].discounts[], SubscriptionItemCreateParams.discounts[], SubscriptionItemUpdateParams.discounts[], SubscriptionScheduleAmendParams.amendments[].discount_actions[].add, SubscriptionScheduleAmendParams.amendments[].discount_actions[].set, SubscriptionScheduleAmendParams.amendments[].item_actions[].add.discounts[], SubscriptionScheduleAmendParams.amendments[].item_actions[].set.discounts[], SubscriptionScheduleCreateParams.phases[].discounts[], SubscriptionScheduleCreateParams.phases[].items[].discounts[], SubscriptionScheduleUpdateParams.phases[].discounts[], SubscriptionScheduleUpdateParams.phases[].items[].discounts[], SubscriptionUpdateParams.discounts[], and SubscriptionUpdateParams.items[].discounts[]
• Add support for subtotal on InvoiceLineItem
• Add support for billingCadence on SubscriptionListParams