fix: The node terminal is always showing connecting status

Created by: weili520

Signed-off-by: TheYoungManLi cjl@kubesphere.io

What type of PR is this?

/kind bug

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes ##4950

Special notes for reviewers:

https://user-images.githubusercontent.com/33231138/179472404-f4a0a67a-7429-4652-bd4f-770935bbe51c.mov

Does this PR introduced a user-facing change?

NONE

Additional documentation, usage docs, etc.: