https://cloud.google.com/solutions/using-a-nat-gateway-with-kubernetes-engine fails

[amitca71]

executing the tutorial on terraform plan -out terraform.tfplan.
provide the following errors:
Error: module.nat.module.nat-gateway.google_compute_instance_group_manager.default: "rolling_update_policy.0.min_ready_sec": [REMOVED] This field is in
beta. Use it in the the google-beta provider instead. See https://terraform.io/docs/providers/google/provider_versions.html for more details.