formatting fixes from PR324 (#327) #471

Job	Run time
diagnostic_aggregator on humble	4m 18s
diagnostic_aggregator on iron	3m 45s
diagnostic_aggregator on rolling	3m 38s
diagnostic_common_diagnostics on humble	3m 48s
diagnostic_common_diagnostics on iron	3m 29s
diagnostic_common_diagnostics on rolling	4m 25s
diagnostic_updater on humble	3m 29s
diagnostic_updater on iron	3m 5s
diagnostic_updater on rolling	3m 26s
self_test on humble	3m 52s
self_test on iron	3m 42s
self_test on rolling	4m 13s
	45m 10s

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