feat: headroom policy for dedicated numa

[cheney-lin]

What type of PR is this?

Enhancements

What this PR does / why we need it:

Which issue(s) this PR fixes:

Special notes for your reviewer:

[codecov]

Codecov Report

Patch coverage: 67.54% and project coverage change: +50.83% 🎉

Comparison is base (4e5a93d) 0.00% compared to head (b3a4081) 50.83%.

Additional details and impacted files

@@            Coverage Diff            @@
##           main     #172       +/-   ##
=========================================
+ Coverage      0   50.83%   +50.83%     
=========================================
  Files         0      419      +419     
  Lines         0    40577    +40577     
=========================================
+ Hits          0    20627    +20627     
- Misses        0    17690    +17690     
- Partials      0     2260     +2260     

Flag	Coverage Δ
unittest	50.83% <67.54%> (?)

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

Files Changed	Coverage Δ
...urce/cpu/region/headroompolicy/policy_canonical.go	78.04% <33.33%> (ø)
...sadvisor/plugin/qosaware/resource/helper/helper.go	37.03% <33.33%> (ø)
pkg/util/general/common.go	72.32% <66.66%> (ø)
...cpu/region/headroompolicy/policy_numa_exclusive.go	70.31% <70.31%> (ø)
pkg/metaserver/spd/manager.go	55.22% <73.33%> (ø)
...sysadvisor/plugin/qosaware/resource/cpu/advisor.go	70.85% <100.00%> (ø)
...resource/memory/headroompolicy/policy_canonical.go	73.03% <100.00%> (ø)
pkg/agent/sysadvisor/types/helper.go	68.44% <100.00%> (ø)

... and 411 files with indirect coverage changes

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