scheduler: optimize numa affinity store (#2209) #8306

Job	Run time
golangci-lint	5m 55s
unit-tests(Check Go modules)	29s
unit-tests(Check manifests)	1m 20s
unit-tests(Check auto-generated codes)	3m 15s
unit-tests(Verify gofmt)	45s
unit-tests(Verify govet)	5m 1s
unit-tests(Run Go build)	1m 15s
unit-tests(Run Go test)	4m 55s
build-and-push (koordlet)	30m 29s
build-and-push (koord-manager)	18m 25s
build-and-push (koord-scheduler)	25m 22s
build-and-push (koord-descheduler)	23m 23s
	2h 0m 34s

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