chore: fix lint error in test

[shanshanying]

No description provided.

[apecloud-bot]

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Usage:
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[shanshanying]

fix error in : https://github.com/apecloud/kubeblocks/actions/runs/16463797706/job/46536730687

[shanshanying]

/approve to trigger test

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 59.88%. Comparing base (8fc7ddd) to head (03159db).
Report is 3 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #9557      +/-   ##
==========================================
+ Coverage   59.70%   59.88%   +0.17%     
==========================================
  Files         518      518              
  Lines       56321    56339      +18     
==========================================
+ Hits        33628    33739     +111     
+ Misses      19670    19592      -78     
+ Partials     3023     3008      -15     

Flag	Coverage Δ
unittests	59.88% <ø> (+0.17%)	⬆️

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[apecloud-bot]

/cherry-pick release-1.0

[apecloud-bot]

🤖 says: cherry pick action finished successfully 🎉!
See: https://github.com/apecloud/kubeblocks/actions/runs/16466662158