🌱 refactor to use common HasFinalizer func

[zhiweiyin318]

Summary

Related issue(s)

Fixes #

[codecov]

Codecov Report

Attention: Patch coverage is 75.00000% with 4 lines in your changes missing coverage. Please review.

Project coverage is 63.85%. Comparing base (e1f83d7) to head (9a727c2).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
...lers/klusterletcontroller/klusterlet_controller.go	50.00%	0 Missing and 1 partial ⚠️
...usterletcontroller/klusterlet_managed_reconcile.go	0.00%	0 Missing and 1 partial ⚠️
...lers/manifestcontroller/manifestwork_controller.go	0.00%	0 Missing and 1 partial ⚠️
...ers/statuscontroller/availablestatus_controller.go	0.00%	0 Missing and 1 partial ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #830      +/-   ##
==========================================
+ Coverage   63.82%   63.85%   +0.02%     
==========================================
  Files         193      193              
  Lines       18667    18663       -4     
==========================================
+ Hits        11914    11917       +3     
+ Misses       5772     5766       -6     
+ Partials      981      980       -1     

Flag	Coverage Δ
unit	63.85% <75.00%> (+0.02%)	⬆️

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[qiujian16]

/approve
/lgtm

[openshift-ci]

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