formatting fixes from PR324 (#327) #20

Job	Run time
diagnostic_aggregator on humble	4m 7s
diagnostic_aggregator on iron	3m 25s
diagnostic_aggregator on rolling	3m 45s
diagnostic_common_diagnostics on humble	3m 42s
diagnostic_common_diagnostics on iron	3m 54s
diagnostic_common_diagnostics on rolling	4m 0s
diagnostic_updater on humble	3m 45s
diagnostic_updater on iron	3m 45s
diagnostic_updater on rolling	3m 31s
self_test on humble	3m 8s
self_test on iron	3m 51s
self_test on rolling	3m 56s
	44m 49s

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