dashboard/app/templates: fix to display repro type incorrectly #17584

Job	Run time
build	3m 23s
aux	4m 29s
dashboard	2m 1s
race_dashboard	3m 32s
old	7m 4s
race	10m 8s
gvisor	3m 55s
arch (presubmit_arch_linux)	10m 22s
arch (presubmit_arch_freebsd)	6m 23s
arch (presubmit_arch_netbsd)	3m 50s
arch (presubmit_arch_openbsd)	3m 57s
arch (presubmit_arch_executor)	3m 13s
arch (presubmit_arch_darwin)	3m 44s
arch (presubmit_arch_windows)	3m 34s
	1h 9m 35s

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