scheduler: support pod request exact match reservation

[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

[codecov]

Codecov Report

Attention: Patch coverage is 72.22222% with 5 lines in your changes missing coverage. Please review.

Project coverage is 68.67%. Comparing base (5e72bb1) to head (2950892).
Report is 2 commits behind head on main.

Files	Patch %	Lines
pkg/scheduler/plugins/reservation/transformer.go	50.00%	3 Missing and 2 partials ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2121      +/-   ##
==========================================
- Coverage   68.68%   68.67%   -0.02%     
==========================================
  Files         430      430              
  Lines       40180    40194      +14     
==========================================
+ Hits        27598    27603       +5     
- Misses      10211    10220       +9     
  Partials     2371     2371              

Flag	Coverage Δ
unittests	68.67% <72.22%> (-0.02%)	⬇️

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[shaloulcy]

/lgtm

[ZiMengSheng]

/approve

[FillZpp]

/lgtm

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: FillZpp, ZiMengSheng

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• apis/OWNERS [FillZpp]
• pkg/scheduler/OWNERS [ZiMengSheng]

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