scheduler: add scheduling hint plugin

[saintube]

Ⅰ. Describe what this PR does

Add the plugin SchedulingHint to apply the hint state according to pod annotations.
Fix the typo for the scheduling hint API.

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

❌ Patch coverage is 91.66667% with 3 lines in your changes missing coverage. Please review.
✅ Project coverage is 66.70%. Comparing base (e8c879c) to head (1a5ac6c).
⚠️ Report is 56 commits behind head on main.

Files with missing lines	Patch %	Lines
...cheduler/plugins/schedulinghint/scheduling_hint.go	91.66%	3 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2657      +/-   ##
==========================================
+ Coverage   66.68%   66.70%   +0.02%     
==========================================
  Files         503      504       +1     
  Lines       61247    61283      +36     
==========================================
+ Hits        40840    40879      +39     
+ Misses      17447    17446       -1     
+ Partials     2960     2958       -2     

Flag	Coverage Δ
unittests	66.70% <91.66%> (+0.02%)	⬆️

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[ZiMengSheng]

/lgtm
/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

Approval requirements bypassed by manually added approval.

This pull-request has been approved by: ZiMengSheng

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Details

Needs approval from an approver in each of these files:

• apis/OWNERS [ZiMengSheng]
• cmd/OWNERS [ZiMengSheng]
• config/OWNERS
• pkg/scheduler/OWNERS [ZiMengSheng]

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