Enable --external-cloud-volume-plugin/--provider-id for local-up-cluster

See the following commit for more information about the
--external-cloud-volume-plugin flag:
070a7b5823

We need this flag for EXTERNAL_CLOUD_PROVIDER flag to work properly with
volume plugins

Also add --provider-id defaulting to hostname as we seem to pick
up the ip address otherwise causing problem with looking up the
node in the cloud provider

hack/local-up-cluster.sh

@@ -608,6 +608,9 @@ function start_controller_manager {
     cloud_config_arg="--cloud-provider=${CLOUD_PROVIDER} --cloud-config=${CLOUD_CONFIG}"
     if [[ "${EXTERNAL_CLOUD_PROVIDER:-}" == "true" ]]; then
       cloud_config_arg="--cloud-provider=external"
+      cloud_config_arg+=" --external-cloud-volume-plugin=${CLOUD_PROVIDER}"
+      cloud_config_arg+=" --cloud-config=${CLOUD_CONFIG}"
+      cloud_config_arg+=" --provider-id=$(hostname)"
     fi
 
     CTLRMGR_LOG=${LOG_DIR}/kube-controller-manager.log