Update kube-apiserver flag comments

Author: johscheuer

cmd/kube-apiserver/app/options/options.go

@@ -193,7 +193,7 @@ func (s *ServerRunOptions) Flags() (fss cliflag.NamedFlagSets) {
 	// TODO (khenidak) change documentation as we move IPv6DualStack feature from ALPHA to BETA
 	fs.StringVar(&s.ServiceClusterIPRanges, "service-cluster-ip-range", s.ServiceClusterIPRanges, ""+
 		"A CIDR notation IP range from which to assign service cluster IPs. This must not "+
-		"overlap with any IP ranges assigned to nodes for pods.")
+		"overlap with any IP ranges assigned to nodes or pods.")
 
 	fs.Var(&s.ServiceNodePortRange, "service-node-port-range", ""+
 		"A port range to reserve for services with NodePort visibility. "+

staging/src/k8s.io/apiserver/pkg/server/options/server_run_options.go

@@ -209,8 +209,8 @@ func (s *ServerRunOptions) AddUniversalFlags(fs *pflag.FlagSet) {
 		"If true and the APIPriorityAndFairness feature gate is enabled, replace the max-in-flight handler with an enhanced one that queues and dispatches with priority and fairness")
 
 	fs.DurationVar(&s.ShutdownDelayDuration, "shutdown-delay-duration", s.ShutdownDelayDuration, ""+
-		"Time to delay the termination. During that time the server keeps serving requests normally and /healthz "+
-		"returns success, but /readyz immediately returns failure. Graceful termination starts after this delay "+
+		"Time to delay the termination. During that time the server keeps serving requests normally. The endpoints /healthz and /livez "+
+		"will return success, but /readyz immediately returns failure. Graceful termination starts after this delay "+
 		"has elapsed. This can be used to allow load balancer to stop sending traffic to this server.")
 
 	utilfeature.DefaultMutableFeatureGate.AddFlag(fs)