Add metrics to track ingesting native histograms #10498

Job	Run time
lint	4m 22s
test	15m 25s
build	4m 3s
CodeQL	6m 38s
integration (requires_docker)	7m 12s
integration-configs-db	2m 29s
integration (integration_alertmanager)	4m 3s
integration (integration_backward_compatibility)	10m 42s
integration (integration_memberlist)	7m 35s
integration (integration_querier)	15m 12s
integration (integration_ruler)	5m 46s
integration (integration_query_fuzz)	4m 34s
deploy_website	0s
deploy	0s
	1h 28m 1s

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