scheduler: assure Fairness and DeadlockFree

[ZiMengSheng]

Ⅰ. Describe what this PR does

Ⅱ. Does this pull request fix one issue?

Ⅲ. Describe how to verify it

Ⅳ. Special notes for reviews

V. Checklist

• I have written necessary docs and comments
• I have added necessary unit tests and integration tests
• All checks passed in make test

[koordinator-bot]

[APPROVALNOTIFIER] This PR is NOT APPROVED

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[codecov]

Codecov Report

Attention: Patch coverage is 58.95522% with 55 lines in your changes are missing coverage. Please review.

Project coverage is 68.66%. Comparing base (ae23cc9) to head (ac22aa2).
Report is 3 commits behind head on main.

Files	Patch %	Lines
pkg/scheduler/plugins/coscheduling/core/core.go	27.65%	34 Missing ⚠️
.../scheduler/plugins/coscheduling/core/gang_cache.go	68.42%	12 Missing ⚠️
pkg/scheduler/plugins/coscheduling/core/gang.go	76.47%	4 Missing ⚠️
pkg/scheduler/plugins/coscheduling/coscheduling.go	87.09%	4 Missing ⚠️
...cheduler/plugins/coscheduling/core/gang_summary.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1991      +/-   ##
==========================================
- Coverage   68.67%   68.66%   -0.02%     
==========================================
  Files         421      421              
  Lines       38779    38871      +92     
==========================================
+ Hits        26632    26689      +57     
- Misses       9835     9868      +33     
- Partials     2312     2314       +2     

Flag	Coverage Δ
unittests	68.66% <58.95%> (-0.02%)	⬇️

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[buptcozy]

这里scheduleCycle的增加是什么情况，是想提前开启下一轮吗？感觉好像没什么必要； 感觉注释也有些问题，gang的scheduleCycle是在A\B\C内是独立的，为什么C7 insufficient resource会导致A6-A10的scheduleCycle校验失败

[buptcozy]

经过讨论，这个地方修改可以去掉

[ZiMengSheng]

this pr is replaced by #1996 and #1997, so closed