Ensure ROS Stack Notifications is enabled

Risk Level: medium
Platform: Alicloud
Spectral Rule ID: TFALCLD035

REMEDIATION

set notification_urls array

- notification_urls = []
+ notification_urls = ["oss://ros/stack-notification/demo"]

Read more:

• https://registry.terraform.io/providers/aliyun/alicloud/latest/docs/resources/ros_stack#notification_urls
• https://www.alibabacloud.com/help/en/resource-orchestration-service/latest/aliyun-ros-stack