scheduler: change quota info to rw lock

[shaloulcy]

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

[saintube]

/lgtm

[koordinator-bot]

New changes are detected. LGTM label has been removed.

[koordinator-bot]

New changes are detected. LGTM label has been removed.

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

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This pull-request has been approved by: saintube

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[codecov]

Codecov Report

Attention: Patch coverage is 91.30435% with 4 lines in your changes missing coverage. Please review.

Project coverage is 66.01%. Comparing base (c94d81d) to head (49d7528).
Report is 71 commits behind head on main.

Files with missing lines	Patch %	Lines
.../scheduler/plugins/elasticquota/core/quota_info.go	91.30%	4 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2421      +/-   ##
==========================================
- Coverage   66.02%   66.01%   -0.02%     
==========================================
  Files         470      470              
  Lines       55561    55561              
==========================================
- Hits        36685    36676       -9     
- Misses      16226    16235       +9     
  Partials     2650     2650              

Flag	Coverage Δ
unittests	66.01% <91.30%> (-0.02%)	⬇️

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