koord-scheduler: optimize ElasticQuota QuotaInfo present methods

[kingeasternsun]

Signed-off-by: kingeasternsun kingeasternsun@gmail.com

Ⅰ. Describe what this PR does

• From the name of function addPodIfNotPresent, this function should return early if pod present.
• From the name of function removePodIfPresent, this function should return early if pod not present.

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

Base: 66.42% // Head: 66.98% // Increases project coverage by +0.55% 🎉

Coverage data is based on head (97326af) compared to base (3b88616).
Patch coverage: 50.00% of modified lines in pull request are covered.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #951      +/-   ##
==========================================
+ Coverage   66.42%   66.98%   +0.55%     
==========================================
  Files         241      243       +2     
  Lines       27908    28184     +276     
==========================================
+ Hits        18539    18878     +339     
+ Misses       8092     8016      -76     
- Partials     1277     1290      +13     

Flag	Coverage Δ
unittests	66.98% <50.00%> (+0.55%)	⬆️

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

Impacted Files	Coverage Δ
.../scheduler/plugins/elasticquota/core/quota_info.go	82.88% <50.00%> (-0.26%)	⬇️
pkg/descheduler/controllers/migration/util/util.go	65.07% <0.00%> (-6.62%)	⬇️
pkg/scheduler/plugins/coscheduling/core/core.go	36.84% <0.00%> (-2.89%)	⬇️
pkg/scheduler/plugins/reservation/hook.go	77.00% <0.00%> (-2.17%)	⬇️
...dlet/statesinformer/states_noderesourcetopology.go	63.76% <0.00%> (-0.79%)	⬇️
pkg/scheduler/plugins/reservation/plugin.go	80.43% <0.00%> (-0.40%)	⬇️
pkg/descheduler/evictions/evictions.go	90.81% <0.00%> (-0.28%)	⬇️
pkg/scheduler/plugins/coscheduling/coscheduling.go	70.09% <0.00%> (-0.01%)	⬇️
pkg/util/pod_resources_utils.go	52.87% <0.00%> (ø)
...runtimehooks/hooks/batchresource/batch_resource.go	69.91% <0.00%> (ø)
... and 16 more

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[eahydra]

/lgtm
/approve

[koordinator-bot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: eahydra

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• pkg/scheduler/OWNERS [eahydra]

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