follow Kubebuilder recommendations in maintenance #1364

Job	Run time
build (1.35.4, 3Mi, change-to-standalone)	23m 49s
build (1.35.4, 3Mi, backup-failure)	35m 33s
build (1.34.4, 3Mi, full-backup)	37m 11s
build (1.35.4, 3Mi, full-backup)	37m 49s
build (1.35.4, 3Mi, incr-backup)	40m 16s
build (1.35.4, 3Mi, change-to-primary)	32m 14s
build (1.35.4, 3Mi, !//)	48m 37s
build (1.35.4, 200Gi, various-transfer-part-size)	23m 36s
build (1.35.4, 10Mi, various-transfer-part-size)	24m 17s
build (1.35.4, 3Mi, lock)	26m 15s
build (1.35.4, 3Mi, change-to-secondary)	32m 43s
	6h 2m 20s

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