Add native histogram for tracking push requests size #10549

Job	Run time
CodeQL	6m 37s
test	15m 37s
build	4m 11s
lint	2m 36s
integration-configs-db	2m 35s
integration (requires_docker)	7m 14s
integration (integration_alertmanager)	4m 20s
integration (integration_backward_compatibility)	10m 56s
integration (integration_memberlist)	8m 19s
integration (integration_querier)	15m 7s
integration (integration_ruler)	6m 5s
integration (integration_query_fuzz)	4m 51s
deploy_website	0s
deploy	0s
	1h 28m 28s

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