私有harbor仓库检验通过，但无法搜索镜像

[LiuZheng810600269]

General remarks

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KubeSphere-users

Describe the bug
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For UI issues please also add a screenshot that shows the issue.

Versions used(KubeSphere/Kubernetes)
KubeSphere:
Kubernetes: (If KubeSphere installer used, you can skip this)

Environment
How many nodes and their hardware configuration:

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3 masters: 8cpu/8g
3 nodes: 8cpu/16g

(and other info are welcomed to help us debugging)

To Reproduce
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3. Scroll down to '....'
4. See error
   
   

Expected behavior
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