Deletes a usage plan key and remove the underlying API key from the associated usage plan.
See https://www.paws-r-sdk.com/docs/apigateway_delete_usage_plan_key/ 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.