internal/hook/wait_exec_hook_handler_test.go: Remove unused change struct

[kaovilai]

Signed-off-by: Tiger Kaovilai [email protected]

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[kaovilai]

/kind changelog-not-required

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 58.98%. Comparing base (d00e7f8) to head (b66d7a7).
Report is 12 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #8456      +/-   ##
==========================================
+ Coverage   58.96%   58.98%   +0.02%     
==========================================
  Files         368      368              
  Lines       39000    39000              
==========================================
+ Hits        22996    23004       +8     
+ Misses      14539    14532       -7     
+ Partials     1465     1464       -1     

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