Deletes a usage plan key and remove the underlying API key from the associated usage plan.
See https://paws-r.github.io/docs/apigateway/delete_usage_plan_key.html for full documentation.
apigateway_delete_usage_plan_key(usagePlanId, keyId)
[required] The Id of the UsagePlan resource representing the usage plan containing the to-be-deleted UsagePlanKey resource representing a plan customer.
[required] The Id of the UsagePlanKey resource to be deleted.