How to manage Node Pool of GKE cluster created through composer

resource “google_composer_environment” “composer-test” {

provider = google-beta

name = var.composer_cluster_name

project = var.project_name

region = var.region

config {

node_count = var.composer_node_count



node_config {

  zone         = var.zone

  machine_type = var.composer_machine_type

  disk_size_gb = "100"

  network    = var.network_name

  subnetwork = var.subnet

  service_account = var.service_account

}

software_config {

  airflow_config_overrides = {

               "celery-worker_concurrency"       = "25"

               "core-dag_concurrency"            = "75"

               "core-dagbag_import_timeout"      = "60"

               "core-non_pooled_task_slot_count" = "75"

               "core-parallelism"                = "75"

               "scheduler-max_threads"           = "16"

             }

  image_version = var.image

  python_version = var.python

  pypi_packages  = {

                "mysql-connector" = ">=2.2.9"

                "google-api-core"                   = ">=1.21.0"

                "google-cloud-bigquery-reservation" = ">=0.2.0"

             }

} 

}

}

This is my code to provision composer environment, I have to disable auto upgrade settings in node pool. How to manage it through terraform?