Update saturation metric recordings for SaaS MacOS M1
After Fix saturation point for shared runners (gitlab-com/runbooks!5463 - closed) will be finished, we should add our new SaaS MacOS Production runners to the saturation metrics.
After Fix saturation point for shared runners (gitlab-com/runbooks!5463 - closed) will be finished, we should add our new SaaS MacOS Production runners to the saturation metrics.