webhook: validate network qos config in webhook

[lucming]

Ⅰ. Describe what this PR does

add some logic to verify netqos config is valid

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

Attention: 32 lines in your changes are missing coverage. Please review.

Comparison is base (7c7a844) 67.02% compared to head (97669ab) 67.26%.
Report is 22 commits behind head on main.

Files	Patch %	Lines
...bhook/cm/plugins/sloconfig/resource_qos_checker.go	58.44%	23 Missing and 9 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1841      +/-   ##
==========================================
+ Coverage   67.02%   67.26%   +0.23%     
==========================================
  Files         407      411       +4     
  Lines       45553    45848     +295     
==========================================
+ Hits        30534    30839     +305     
+ Misses      12792    12774      -18     
- Partials     2227     2235       +8     

Flag	Coverage Δ
unittests	67.26% <58.44%> (+0.23%)	⬆️

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[zwzhang0107]

besides the format, there are more things need to check:

1. sum(NetworkQOS.request) < 100% or TotalNetworkBandwidth, at least leave some for system overhead
2. NetworkQOS.limit < TotalNetworkBandwidth
3. percent and absolute value cannot be used at the same time

[zwzhang0107]

/lgtm
/approve

[zwzhang0107]

/assign @eahydra

[jasonliu747]

/lgtm

[eahydra]

/lgtm
/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: eahydra, zwzhang0107

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