Add add_analyzer functionality #31

Job	Run time
diagnostic_aggregator on humble	3m 59s
diagnostic_aggregator on iron	4m 10s
diagnostic_aggregator on rolling	3m 56s
diagnostic_common_diagnostics on humble	3m 16s
diagnostic_common_diagnostics on iron	3m 26s
diagnostic_common_diagnostics on rolling	3m 43s
diagnostic_updater on humble	3m 25s
diagnostic_updater on iron	3m 40s
diagnostic_updater on rolling	2m 54s
self_test on humble	3m 52s
self_test on iron	3m 47s
self_test on rolling	3m 57s
	44m 5s

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