cherry pick #124618 to 1.28

[gabesaba]

Changes to make tests compatible with 1.28

• omit rename of "want" to "schedule" to reduce diff
• call Scheduler.Run(), as ScheduleOne is not public interface
• only verify pods scheduled; don't call ScheduleOne
• Replace PodsInActiveQ check with PodSchedulingGated
• update wait.Poll to wait.PollUntilContextTimeout - new [1]
• update scheduling_queue_test hint function return type - new [1]
• don't update plugin_tests.go, as relevant test no longer exists- new [1]

[1] Change is new in this PR. Changes above were originally introduced in previous PRs. See #124848, #124849

What type of PR is this?

/kind bug

/sig scheduling
/assign @alculquicondor

What this PR does / why we need it:

Cherry pick performance fix #124618

Which issue(s) this PR fixes:

#124384

Special notes for your reviewer:

Does this PR introduce a user-facing change?

Improved scheduling latency when many gated pods

Additional documentation e.g., KEPs (Kubernetes Enhancement Proposals), usage docs, etc.:

[k8s-ci-robot]

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[alculquicondor]

Any changes from 1.29?

[alculquicondor]

/ok-to-test

[gabesaba]

Any changes from 1.29?

Yes. I updated the description to specify which changes are new to this PR, rather than previous cherry-picks (e.g. 1.29)

[alculquicondor]

/lgtm
/approve

[k8s-ci-robot]

LGTM label has been added.

Git tree hash: b6da2776b211673555798e064c906a9de717cee7

[k8s-ci-robot]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: alculquicondor, gabesaba

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Needs approval from an approver in each of these files:

• pkg/scheduler/OWNERS [alculquicondor]
• test/integration/scheduler/OWNERS [alculquicondor]

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[gabesaba]

/cc kubernetes/release-managers

parent issue: #124384
parent pr: #124618

cherry picks:

• cherry pick #124618 to 1.30 #124848
• cherry pick #124618 to 1.29 #124849
• cherry pick #124618 to 1.28 #124851
• cherry pick #124618 to 1.27 #124866

[Verolop]

/lgtm
(on behalf of release managers)