koordlet: revise system qos and numa aware cpuset

[saintube]

Ⅰ. Describe what this PR does

• koordlet: revise the cpuset runtime hook for two cases below:
  1. If a pod allocates NUMA-aware resources excluding CPU, it should follow the non-NUMA cpuset.
  2. If a SYSTEM pod allocates NUMA-aware resources including CPU, it just follows the cpuset rule of NUMA resource since the NUMA-aware system-qos-resource is undefined.

Generally, a pod use NUMA-level cpuset should be:

1. QoS is not SYSTEM.
2. Pod annotations["scheduling.koordinator.sh/resource-status"].numaNodeResources[*]["cpu"] should be non-zero.

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

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Comparison is base (47f6715) 66.41% compared to head (7b15fba) 66.39%.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1793      +/-   ##
==========================================
- Coverage   66.41%   66.39%   -0.03%     
==========================================
  Files         396      396              
  Lines       43730    43739       +9     
==========================================
- Hits        29045    29042       -3     
- Misses      12524    12539      +15     
+ Partials     2161     2158       -3     

Flag	Coverage Δ
unittests	66.39% <100.00%> (-0.03%)	⬇️

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

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

[zwzhang0107]

/lgtm
/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: zwzhang0107

The full list of commands accepted by this bot can be found here.

The pull request process is described here

Needs approval from an approver in each of these files:

• pkg/koordlet/OWNERS [zwzhang0107]

Approvers can indicate their approval by writing /approve in a comment
Approvers can cancel approval by writing /approve cancel in a comment