Re add network flags

Author: shaun-nx

tests/scripts/create-gke-cluster.sh

@@ -45,9 +45,9 @@ gcloud container clusters create "${GKE_CLUSTER_NAME}" \
     --logging=SYSTEM,WORKLOAD \
     --machine-type "${GKE_MACHINE_TYPE}" \
     --num-nodes "${GKE_NUM_NODES}" \
-    --no-enable-insecure-kubelet-readonly-port
-    # --network=${GKE_CLUSTER_NAME}-network \
-    # --subnetwork=${GKE_CLUSTER_NAME}-subnet
+    --no-enable-insecure-kubelet-readonly-port \
+    --network=${GKE_CLUSTER_NAME}-network \
+    --subnetwork=${GKE_CLUSTER_NAME}-subnet
 
 # Add current IP to GKE master control node access, if this script is not invoked during a CI run.
 if [ "${IS_CI}" = "false" ]; then