fix "profile list" timing out when cluster stopped.

[sharifelgamal]

Fixes #9553

We were trying to ssh into a stopped VM which was causing minikube profile list to take over a minute per stopped profile instead of the usual 200 milliseconds

[medyagh]

/ok-to-test

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

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[minikube-pr-bot]

kvm2 Driver
Times for minikube: 61.7s 60.5s 61.3s
Average time for minikube: 61.2s

Times for Minikube (PR 9557): 56.2s 59.1s 62.8s
Average time for Minikube (PR 9557): 59.3s

Averages Time Per Log

+--------------------------------+----------+--------------------+
|              LOG               | MINIKUBE | MINIKUBE (PR 9557) |
+--------------------------------+----------+--------------------+
| * minikube v1.14.0 on Debian   | 0.0s     |                    |
|                           9.11 |          |                    |
| * Using the kvm2 driver based  | 0.0s     | 0.0s               |
| on user configuration          |          |                    |
| * Starting control plane node  | 0.0s     | 0.0s               |
| minikube in cluster minikube   |          |                    |
| * Creating kvm2 VM (CPUs=2,    | 35.8s    | 33.5s              |
| Memory=3700MB, Disk=20000MB)   |          |                    |
| ...                            |          |                    |
| * Preparing Kubernetes v1.19.2 | 23.3s    | 23.9s              |
| on Docker 19.03.12 ...         |          |                    |
| * Verifying Kubernetes         | 1.6s     | 1.7s               |
| components...                  |          |                    |
| * Enabled addons:              | 0.1s     | 0.3s               |
| storage-provisioner,           |          |                    |
| default-storageclass           |          |                    |
|                                | 0.0s     | 0.0s               |
| * Want kubectl v1.19.2? Try    |          |                    |
| 'minikube kubectl -- get pods  |          |                    |
| -A'                            |          |                    |
| * Done! kubectl is now         |          |                    |
| configured to use "minikube"   |          |                    |
| by default                     |          |                    |
+--------------------------------+----------+--------------------+

docker Driver
Times for minikube: 30.8s 29.7s 29.6s
Average time for minikube: 30.1s

Times for Minikube (PR 9557): 29.6s 29.1s 28.6s
Average time for Minikube (PR 9557): 29.1s

Averages Time Per Log

+--------------------------------+----------+--------------------+
|              LOG               | MINIKUBE | MINIKUBE (PR 9557) |
+--------------------------------+----------+--------------------+
| * minikube v1.14.0 on Debian   | 0.2s     |                    |
|                           9.11 |          |                    |
| * Using the docker driver      | 0.1s     | 0.1s               |
| based on user configuration    |          |                    |
| * Starting control plane node  | 0.1s     | 0.1s               |
| minikube in cluster minikube   |          |                    |
| * Creating docker container    | 9.1s     | 8.9s               |
| (CPUs=2, Memory=3700MB) ...    |          |                    |
| * Preparing Kubernetes v1.19.2 | 19.3s    | 18.7s              |
| on Docker 19.03.8 ...          |          |                    |
| * Verifying Kubernetes         | 1.1s     | 1.0s               |
| components...                  |          |                    |
| * Enabled addons:              | 0.2s     | 0.1s               |
| storage-provisioner,           |          |                    |
| default-storageclass           |          |                    |
|                                | 0.0s     | 0.0s               |
| * Want kubectl v1.19.2? Try    |          |                    |
| 'minikube kubectl -- get pods  |          |                    |
| -A'                            |          |                    |
| * Done! kubectl is now         |          |                    |
| configured to use "minikube"   |          |                    |
| by default                     |          |                    |
+--------------------------------+----------+--------------------+