Remove APIEnableRulesBackup config and use Ring.ReplicationFactor ins… #8821

Job	Run time
build	4m 18s
lint	3m 43s
CodeQL	7m 41s
test	21m 42s
integration-configs-db	2m 6s
integration (requires_docker)	5m 44s
integration (integration_alertmanager)	3m 55s
integration (integration_backward_compatibility)	7m 58s
integration (integration_memberlist)	7m 45s
integration (integration_querier)	12m 27s
integration (integration_ruler)	4m 6s
integration (integration_query_fuzz)	2m 20s
deploy	0s
deploy_website	0s
	1h 23m 45s

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