Annotate Subscription.cancel() and SubscriptionGateway.cancel()

Author: cuu508

stubs/braintree/braintree/subscription.pyi

@@ -39,7 +39,7 @@ class Subscription(Resource):
     @staticmethod
     def update(subscription_id: str, params: dict[str, Incomplete] | None = None) -> SuccessfulResult | ErrorResult | None: ...
     @staticmethod
-    def cancel(subscription_id): ...
+    def cancel(subscription_id: str) -> SuccessfulResult | ErrorResult | None: ...
     @staticmethod
     def search(*query): ...
     @staticmethod

stubs/braintree/braintree/subscription_gateway.pyi

@@ -8,7 +8,7 @@ class SubscriptionGateway:
     gateway: Incomplete
     config: Incomplete
     def __init__(self, gateway) -> None: ...
-    def cancel(self, subscription_id): ...
+    def cancel(self, subscription_id: str) -> SuccessfulResult | ErrorResult | None: ...
     def create(self, params: dict[str, Incomplete] | None = None) -> SuccessfulResult | ErrorResult | None: ...
     def find(self, subscription_id: str) -> Subscription: ...
     def retry_charge(self, subscription_id, amount=None, submit_for_settlement: bool = False): ...