remove misleading error message on image pulling

cmd/kubeadm/app/cmd/init.go

@@ -93,13 +93,6 @@ var (
 		This error is likely caused by:
 			- The kubelet is not running
 			- The kubelet is unhealthy due to a misconfiguration of the node in some way (required cgroups disabled)
-			- No internet connection is available so the kubelet cannot pull or find the following control plane images:
-				- {{ .APIServerImage }}
-				- {{ .ControllerManagerImage }}
-				- {{ .SchedulerImage }}
-{{ .EtcdImage }}
-				- You can check or miligate this in beforehand with "kubeadm config images pull" to make sure the images
-				  are downloaded locally and cached.
 
 		If you are on a systemd-powered system, you can try to troubleshoot the error with the following commands:
 			- 'systemctl status kubelet'