cents: add support for CentOS 9 #1724

Job	Run time
build-ceph-base (centos_stream9)	5m 50s
build-ceph-e2e (main)	2m 26s
build-ceph-e2e (reef)	2m 18s
build-ceph-e2e (quincy)	2m 23s
build-ceph-e2e (pacific)	2m 33s
build-ceph (main, ceph)	2m 56s
build-ceph (main, ceph-rpm)	2m 44s
build-ceph (reef, ceph)	1m 40s
build-ceph (reef, ceph-rpm)	3m 38s
build-ceph (quincy, ceph)	2m 35s
build-ceph (quincy, ceph-rpm)	3m 4s
build-ceph (pacific, ceph)	2m 42s
build-ceph (pacific, ceph-rpm)	2m 57s
	37m 46s

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