update flags script

hack/verify-flags/known-flags.txt

@@ -18,19 +18,19 @@ api-port
 api-prefix
 api-rate
 api-server-advertise-address
-api-server-port
 apiserver-arg-overrides
+apiserver-arg-overrides
+apiserver-count
 apiserver-count
 apiserver-count
+apiserver-count
+api-server-port
 api-server-port
 api-servers
-api-server-service-type
 api-servers
+api-server-service-type
 api-token
 api-version
-apiserver-arg-overrides
-apiserver-count
-apiserver-count
 attach-detach-reconcile-sync-period
 audit-log-maxage
 audit-log-maxbackup
@@ -106,8 +106,8 @@ concurrent-gc-syncs
 concurrent-namespace-syncs
 concurrent-replicaset-syncs
 concurrent-resource-quota-syncs
-concurrent-service-syncs
 concurrent-serviceaccount-token-syncs
+concurrent-service-syncs
 config-map
 config-map-namespace
 config-sync-period
@@ -120,13 +120,13 @@ conntrack-tcp-timeout-established
 consumer-port
 consumer-service-name
 consumer-service-namespace
-contain-pod-resources
 container-port
 container-runtime
 container-runtime-endpoint
+contain-pod-resources
 contention-profiling
-controller-start-interval
 controllermanager-arg-overrides
+controller-start-interval
 core-kubeconfig
 cors-allowed-origins
 cpu-cfs-quota
@@ -174,10 +174,6 @@ dump-logs-on-failure
 duration-sec
 e2e-output-dir
 e2e-verify-service-account
-etcd-metrics-scrape-uri
-etcd-upgrade-storage
-etcd-upgrade-version
-etcd-version-scrape-uri
 enable-controller-attach-detach
 enable-cri
 enable-custom-metrics
@@ -197,6 +193,7 @@ etcd-certfile
 etcd-config
 etcd-keyfile
 etcd-metrics-scrape-uri
+etcd-metrics-scrape-uri
 etcd-mutation-timeout
 etcd-persistent-storage
 etcd-prefix
@@ -205,6 +202,9 @@ etcd-quorum-read
 etcd-server
 etcd-servers
 etcd-servers-overrides
+etcd-upgrade-storage
+etcd-upgrade-version
+etcd-version-scrape-uri
 etcd-version-scrape-uri
 event-burst
 event-qps
@@ -220,16 +220,17 @@ executor-logv
 executor-path
 executor-suicide-timeout
 exit-on-lock-contention
+experimental-allocatable-ignore-eviction
 experimental-allowed-unsafe-sysctls
 experimental-bootstrap-kubeconfig
 experimental-bootstrap-token-auth
-experimental-keystone-url
 experimental-check-node-capabilities-before-mount
 experimental-cri
 experimental-fail-swap-on
 experimental-kernel-memcg-notification
 experimental-keystone-ca-file
 experimental-keystone-url
+experimental-keystone-url
 experimental-mounter-path
 experimental-nvidia-gpus
 experimental-prefix
@@ -346,16 +347,12 @@ kops-state
 kops-up-timeout
 kops-zones
 kubeadm-cmd-skip
+kubeadm-cmd-skip
+kubeadm-path
 kubeadm-path
 kube-api-burst
 kube-api-content-type
 kube-api-qps
-kube-master
-kube-master
-kube-master-url
-kube-reserved
-kubeadm-cmd-skip
-kubeadm-path
 kubecfg-file
 kubectl-path
 kubelet-address
@@ -381,8 +378,12 @@ kubelet-sync-frequency
 kubelet-timeout
 kube-master
 kube-master
+kube-master
+kube-master
+kube-master-url
 kube-master-url
 kube-reserved
+kube-reserved
 kube-reserved-cgroup
 kubernetes-anywhere-cluster
 kubernetes-anywhere-path
@@ -520,6 +521,7 @@ proxy-mode
 proxy-port-range
 public-address-override
 pvclaimbinder-sync-period
+pvclaimbinder-sync-period
 pv-recycler-increment-timeout-nfs
 pv-recycler-maximum-retry
 pv-recycler-minimum-timeout-hostpath
@@ -527,7 +529,6 @@ pv-recycler-minimum-timeout-nfs
 pv-recycler-pod-template-filepath-hostpath
 pv-recycler-pod-template-filepath-nfs
 pv-recycler-timeout-increment-hostpath
-pvclaimbinder-sync-period
 quiet
 read-only-port
 really-crash-for-testing
@@ -650,9 +651,9 @@ tls-ca-file
 tls-cert-file
 tls-private-key-file
 tls-sni-cert-key
-to-version
 token-auth-file
 to-version
+to-version
 ttl-keys-prefix
 ttl-secs
 type-src
@@ -664,11 +665,11 @@ update-period
 upgrade-image
 upgrade-target
 use-kubernetes-cluster-service
-use-service-account-credentials
 use-kubernetes-version
-use-taint-based-evictions
 user-whitelist
 use-service-account-credentials
+use-service-account-credentials
+use-taint-based-evictions
 verb
 verify-only
 versioned-clientset-package
@@ -685,4 +686,3 @@ windows-line-endings
 www-prefix
 zone-id
 zone-name
-experimental-allocatable-ignore-eviction