test: update da copilot ui element validation

[hellyzh]

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 90.04%. Comparing base (4ac6811) to head (f75920d).
⚠️ Report is 5 commits behind head on dev.

Additional details and impacted files

@@           Coverage Diff            @@
##              dev   #14409    +/-   ##
========================================
  Coverage   90.04%   90.04%            
========================================
  Files         650      650            
  Lines       38924    38924            
  Branches     7863     7659   -204     
========================================
  Hits        35048    35048            
  Misses       1758     1758            
  Partials     2118     2118            

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[love1120520]

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