Merge pull request #66658 from dixudx/misleading_kubeadm_image_check

Automatic merge from submit-queue. If you want to cherry-pick this change to another branch, please follow the instructions <a href="https://github.com/kubernetes/community/blob/master/contributors/devel/cherry-picks.md">here</a>.

remove misleading error message on image pulling

**What this PR does / why we need it**:
Actually all the images needed have already been cached locally already as we have pulled them using `crictl`/`docker` in the preflight checks.

The error here is misleading, which should be removed.

**Which issue(s) this PR fixes** *(optional, in `fixes #<issue number>(, fixes #<issue_number>, ...)` format, will close the issue(s) when PR gets merged)*:
xref kubernetes/kubeadm#1019

**Special notes for your reviewer**:
cc @kubernetes/sig-cluster-lifecycle-pr-reviews 

**Release note**:

```release-note
kubeadm: remove misleading error message regarding 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'