scheduler: fix that cpu should be preferred if numa policy is restricted #7700

Job	Run time
golangci-lint	4m 26s
unit-tests(Check Go modules)	35s
unit-tests(Check manifests)	38s
unit-tests(Check auto-generated codes)	4m 33s
unit-tests(Verify gofmt)	39s
unit-tests(Verify govet)	48s
unit-tests(Run Go build)	1m 13s
unit-tests(Run Go test)	4m 32s
build-and-push (koordlet)	11s
build-and-push (koord-manager)	12s
build-and-push (koord-scheduler)	20s
build-and-push (koord-descheduler)	13s
	18m 20s

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