Braintree

* Add `domains` parameter support to `ClientToken.generate`

* Add `UnderReview` status to `Dispute`
* Add `DisputeUnderReview` to `WebhookNotification.Kind`

* Remove usage of standard library deprecated `cgi` module. _Note: this will break integrations on versions of Python below 3.2. However, this is NOT a breaking change to this library, due to our current support of Python 3.5+._
* Add `PackageDetails` class.
* Add `packages` to `Transaction` attributes.
* Add `package_tracking` method to `TransactionGateway` to make request to add tracking information to transactions.
* Add `process_debit_as_credit` to `credit_card` field in `options` field during Transaction create.
* Deprecate `three_d_secure_token` in favor of `three_d_secure_authentication_id`
* Add `upc_code`, `upc_type`, and `image_url` to `line_items` in `transaction`
* Deprecate `venmo_sdk_session` and `venmo_sdk_payment_method_code`

* Add `PickupInStore` to `ShippingMethod` enum
* Add `external_vault` and `risk_data` to `CreditCardVerification.create` request
* Add `phone_number` in `CreditCard`
* Add `debit_network` to `Transaction` field
* Add `debit_network` to `TransactionSearch` Request
* Add `DebitNetwork` enum to `CreditCard`

* Add `SubscriptionBillingSkipped` to `WebhookNotification.Kind`
* Add `arrivalDate` and `ticketIssuerAddress` to `Transaction.sale` request and `industry` data support for Transaction.submitForSettlement
* Add `date_of_birth` and `country_code` to IndustryData params
* Add `MetaCheckoutCard`, `MetaCheckoutToken` payment methods
* Add `MetaCheckoutCardDetails`, `MetaCheckoutTokenDetails` to `Transaction`
* Add `verification_add_ons` to `PaymentMethod` create options for `ACH NetworkCheck`
* Fix unittest compatibility with Python 3.12 (Thanks mgorny)

* Deprecate `evidenceSubmittable` in Dispute
* Add missing `escape` calls in `generator` for:
* list
* bool
* integer
* datetime