kubeconfig shows error when adding cluster

Created by: wenxin-01

Describe the bug

https://user-images.githubusercontent.com/68640256/163096445-823621cb-bc47-4d0a-858f-c84c1877581e.mov

Versions used(KubeSphere/Kubernetes) KubeSphere: v3.3.0-alpha.0

Expected behavior When returning to the cluster settings page, the kubeconfig information is displayed normally

/priority medium /assign @kubesphere/sig-console