koordlet: support cpu evict feature

[jasonliu747]

Signed-off-by: Jason Liu jasonliu747@gmail.com

Ⅰ. Describe what this PR does

Ⅱ. Does this pull request fix one issue?

fixes #147

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

[jasonliu747]

/cc @hormes @saintube @stormgbs

[codecov-commenter]

Codecov Report

Merging #169 (0be4b70) into main (cb90038) will increase coverage by 0.47%.
The diff coverage is 72.98%.

@@            Coverage Diff             @@
##             main     #169      +/-   ##
==========================================
+ Coverage   57.82%   58.30%   +0.47%     
==========================================
  Files          91       92       +1     
  Lines        8159     8370     +211     
==========================================
+ Hits         4718     4880     +162     
- Misses       3029     3077      +48     
- Partials      412      413       +1     

Flag	Coverage Δ
unittests	58.30% <72.98%> (+0.47%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
pkg/koordlet/resmanager/resmanager.go	56.66% <0.00%> (-1.46%)	⬇️
pkg/koordlet/resmanager/config.go	56.25% <50.00%> (-2.09%)	⬇️
pkg/koordlet/resmanager/cpu_evict.go	74.12% <74.12%> (ø)
pkg/koordlet/resmanager/metrics_query.go	66.32% <100.00%> (+9.48%)	⬆️

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[stormgbs]

/lgtm

[hormes]

/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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