Fix(clusterRole): - Remove ConfigMap access entirely from kai-admission, queuecontroller, kai-podgroup-controller, and kai-node-scale-adjuster

[dttung2905]

Description

Remove ConfigMap access entirely from kai-admission, queuecontroller, kai-podgroup-controller, and kai-node-scale-adjuster (they never use the ConfigMap API; current full CRUD is leftover leader-election scaffolding). (they never use the ConfigMap API; current full CRUD is leftover leader-election scaffolding).

Related Issues

Fixes #2060

Checklist

Note: Ensure your PR title follows the Conventional Commits format (e.g., feat(scheduler): add new feature)

• Self-reviewed
• Added/updated tests (if needed)
• Updated documentation (if needed)
• Added a changelog fragment via make changelog (or applied the skip-changelog label). Do not edit CHANGELOG.md directly — pending fragments are folded into it at release time.

Breaking Changes

Additional Notes

[github-actions]

Total coverage: 54.5% -> 54.5% (delta 0.00%)

Merging this branch will not change overall coverage

Impacted Packages	Coverage Δ	🤖
github.com/kai-scheduler/KAI-scheduler/cmd/admission/app	0.00% (ø)
github.com/kai-scheduler/KAI-scheduler/cmd/nodescaleadjuster/app	0.00% (ø)
github.com/kai-scheduler/KAI-scheduler/cmd/podgroupcontroller/app	0.00% (ø)
github.com/kai-scheduler/KAI-scheduler/cmd/podgrouper/app	6.41% (ø)
github.com/kai-scheduler/KAI-scheduler/cmd/queuecontroller/app	0.00% (ø)
github.com/kai-scheduler/KAI-scheduler/cmd/scheduler/app	37.86% (ø)

---

Coverage by file

Changed files (no unit tests)

Changed File	Coverage Δ	Total	Covered	Missed	🤖
github.com/kai-scheduler/KAI-scheduler/cmd/admission/app/app.go	0.00% (ø)	49	0	49
github.com/kai-scheduler/KAI-scheduler/cmd/nodescaleadjuster/app/app.go	0.00% (ø)	33	0	33
github.com/kai-scheduler/KAI-scheduler/cmd/podgroupcontroller/app/app.go	0.00% (ø)	35	0	35
github.com/kai-scheduler/KAI-scheduler/cmd/podgrouper/app/app.go	9.62% (ø)	52	5	47
github.com/kai-scheduler/KAI-scheduler/cmd/queuecontroller/app/app.go	0.00% (ø)	31	0	31
github.com/kai-scheduler/KAI-scheduler/cmd/scheduler/app/server.go	4.71% (ø)	85	4	81

Please note that the "Total", "Covered", and "Missed" counts above refer to code statements instead of lines of code. The value in brackets refers to the test coverage of that file in the old version of the code.

[gshaibi]

LGTM. Thanks

[KaiPilotBot]

📝 Changelog fragment recorded

Thanks! This PR added the changelog fragment(s) below. Pending fragments are folded into CHANGELOG.md at release time, so it was intentionally not modified by this PR — your entry will appear in the next release:

• .changes/unreleased/Fixed-20260811-233307.yaml