Update taint-manager to config eviction task with purgeMode

[XiShanYongYe-Chang]

What type of PR is this?

/kind feature

What this PR does / why we need it:

Update taint-manager to config eviction task with PurgeMode.

Which issue(s) this PR fixes:
Part of #5788

Special notes for your reviewer:

Does this PR introduce a user-facing change?:

karmada-controller-manager: update taint-manager to config eviction task with purgeMode

[codecov-commenter]

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Codecov Report

Attention: Patch coverage is 50.00000% with 8 lines in your changes missing coverage. Please review.

Project coverage is 46.19%. Comparing base (88c3e44) to head (25867c4).
Report is 2 commits behind head on master.

Files with missing lines	Patch %	Lines
pkg/controllers/cluster/taint_manager.go	50.00%	8 Missing ⚠️

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Additional details and impacted files

@@            Coverage Diff             @@
##           master    #5879      +/-   ##
==========================================
- Coverage   46.20%   46.19%   -0.02%     
==========================================
  Files         663      663              
  Lines       54580    54592      +12     
==========================================
- Hits        25218    25217       -1     
- Misses      27739    27751      +12     
- Partials     1623     1624       +1     

Flag	Coverage Δ
unittests	46.19% <50.00%> (-0.02%)	⬇️

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[RainbowMango]

/lgtm
/approve

[karmada-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: RainbowMango

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• pkg/controllers/OWNERS [RainbowMango]

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