tweak output messages #8854

Job	Run time
ormolu	12s
build ucm (ubuntu-20.04)	31m 10s
build ucm (macOS-12)	10m 58s
build ucm (windows-2019)	14m 43s
generate jit source	9s
run interpreter tests (ubuntu-20.04)	1m 6s
run transcripts (ubuntu-20.04)	3m 48s
run interpreter tests (macOS-12)	2m 23s
run transcripts (macOS-12)	9m 0s
run transcripts (windows-2019)	6m 54s
build jit binary / build jit binary (ubuntu-20.04)	13s
build jit binary / build jit binary (macOS-12)	17s
build jit binary / build jit binary (windows-2019)	20s
test jit / test jit (ubuntu-20.04)	24s
test jit / test jit (macOS-12)	15s
	1h 21m 52s

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