Add add_analyzer functionality #36

Job	Run time
diagnostic_aggregator on humble	3m 33s
diagnostic_aggregator on iron	3m 49s
diagnostic_aggregator on rolling	4m 14s
diagnostic_common_diagnostics on humble	3m 21s
diagnostic_common_diagnostics on iron	3m 28s
diagnostic_common_diagnostics on rolling	3m 38s
diagnostic_updater on humble	3m 6s
diagnostic_updater on iron	3m 14s
diagnostic_updater on rolling	3m 40s
self_test on humble	3m 8s
self_test on iron	3m 41s
self_test on rolling	3m 46s
	42m 38s

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