Failed to create the mirror service configmap, and the prompt message shows an error

Created by: jioce

Describe the bug 1、Create a secret dictionary, select the mirror information, fill in the wrong server address, 2、 enter the user name and password, and click Verify，Show error message

Versions used(KubeSphere/Kubernetes) KubeSphere: v3.3.0-rc.1

/kind bug /priority low