pkg/report: typo fix #17095

Job	Run time
aux	3m 49s
build	4m 49s
old	7m 1s
dashboard	3m 7s
arch (presubmit_arch_linux)	10m 22s
race	8m 38s
arch (presubmit_arch_freebsd)	6m 15s
race_dashboard	3m 12s
arch (presubmit_arch_netbsd)	3m 49s
arch (presubmit_arch_darwin)	3m 40s
arch (presubmit_arch_windows)	3m 29s
arch (presubmit_arch_openbsd)	3m 45s
arch (presubmit_arch_executor)	3m 15s
gvisor	3m 50s
	1h 9m 1s

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