Support cpu burst strategy

[stormgbs]

Signed-off-by: bushuang.gbs bushuang.gbs@alibaba-inc.com

Ⅰ. Describe what this PR does

fixes #52

Ⅱ. Does this pull request fix one issue?

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

[codecov-commenter]

Codecov Report

Merging #118 (172512b) into main (94bcf4d) will decrease coverage by 0.11%.
The diff coverage is 61.81%.

❗ Current head 172512b differs from pull request most recent head 54d6fb9. Consider uploading reports for the commit 54d6fb9 to get more accurate results

@@            Coverage Diff             @@
##             main     #118      +/-   ##
==========================================
- Coverage   54.34%   54.23%   -0.12%     
==========================================
  Files          77       77              
  Lines        7277     7331      +54     
==========================================
+ Hits         3955     3976      +21     
- Misses       2972     3000      +28     
- Partials      350      355       +5     

Flag	Coverage Δ
unittests	54.23% <61.81%> (-0.12%)	⬇️

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

Impacted Files	Coverage Δ
pkg/slo-controller/nodeslo/nodeslo_controller.go	59.85% <55.55%> (-0.59%)	⬇️
pkg/slo-controller/nodeslo/resource_strategy.go	78.09% <57.50%> (-12.68%)	⬇️
pkg/koordlet/resmanager/types.go	86.16% <100.00%> (+3.15%)	⬆️
...kg/koordlet/resmanager/resource_update_executor.go	64.13% <0.00%> (-11.04%)	⬇️

---

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[zwzhang0107]

/lgtm

[zwzhang0107]

/lgtm

[hormes]

/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: hormes

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[jasonliu747]

/lgtm