Stripe

* [796](https://github.com/stripe/stripe-python/pull/796) API Updates
* Add support for `expire` test helper method on resource `Refund`

* [792](https://github.com/stripe/stripe-python/pull/792) [#794](https://github.com/stripe/stripe-python/pull/794) [#795](https://github.com/stripe/stripe-python/pull/795) API Updates
* Add support for new resources `FundingInstructions` and `Terminal.Configuration`

* [791](https://github.com/stripe/stripe-python/pull/791) API Updates
* Add support for `increment_authorization` method on resource `PaymentIntent`

* [788](https://github.com/stripe/stripe-python/pull/788) API Updates
* Add support for `apply_customer_balance` method on resource `PaymentIntent`

* [785](https://github.com/stripe/stripe-python/pull/785) API Updates
* Add support for `cancel_action`, `process_payment_intent`, `process_setup_intent`, and `set_reader_display` methods on resource `Terminal.Reader`

* [783](https://github.com/stripe/stripe-python/pull/783) API Updates
* Add support for Search API
* Add support for `search` method on resources `Charge`, `Customer`, `Invoice`, `PaymentIntent`, `Price`, `Product`, and `Subscription`
* [784](https://github.com/stripe/stripe-python/pull/784) Pin click dependency to 8.0.4 to avoid breakage in black
* [773](https://github.com/stripe/stripe-python/pull/773) Add infrastructure for test-helper methods
* [782](https://github.com/stripe/stripe-python/pull/782) Revert Orders to use qualified name for upload_api_base