Paayes

* [537](https://github.com/paayes/paayes-python/pull/537) Add support for the `PaymentMethod` resource and APIs
* [540](https://github.com/paayes/paayes-python/pull/540) Add support for retrieving a Checkout `Session`
* [542](https://github.com/paayes/paayes-python/pull/542) Add support for deleting a Terminal `Location` and `Reader`

* [541](https://github.com/paayes/paayes-python/pull/541) Add `paayes.util.convert_to_dict` method for converting `PaayesObject` instances to regular `dict`s

* [532](https://github.com/paayes/paayes-python/pull/532) Add support for subscription schedules

* [530](https://github.com/paayes/paayes-python/pull/530) Fix client telemetry implementation

* [534](https://github.com/paayes/paayes-python/pull/534) Fix session initialization for multi-threaded environments

* [531](https://github.com/paayes/paayes-python/pull/531) Make `RequestsClient` thread-safe