Add add_analyzer functionality #4

Job	Run time
diagnostic_aggregator on humble	3m 27s
diagnostic_aggregator on iron	4m 37s
diagnostic_aggregator on rolling	4m 12s
diagnostic_common_diagnostics on humble	3m 8s
diagnostic_common_diagnostics on iron	3m 27s
diagnostic_common_diagnostics on rolling	3m 39s
diagnostic_updater on humble	3m 35s
diagnostic_updater on iron	3m 15s
diagnostic_updater on rolling	3m 52s
self_test on humble	3m 37s
self_test on iron	3m 45s
self_test on rolling	4m 1s
	44m 35s

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