workflow.yaml: minor fix #3

Job	Run time
lint_shellcheck	5s
test_cache (ubuntu-latest)	15s
test_channel (ubuntu-latest, stable)	34s
test_cache (windows-latest)	2m 0s
test_channel (ubuntu-latest, beta)	42s
test_print_output	15s
test_cache (macos-latest)	49s
test_channel (ubuntu-latest, master)	41s
test_cache (macos-13)	55s
test_channel (windows-latest, stable)	1m 53s
test_cache (macos-14)	27s
test_channel (windows-latest, beta)	1m 49s
test_channel (windows-latest, master)	1m 38s
test_channel (macos-latest, stable)	51s
test_channel (macos-latest, beta)	58s
test_channel (macos-latest, master)	1m 28s
test_channel (macos-13, stable)	1m 4s
test_channel (macos-13, beta)	1m 2s
test_channel (macos-13, master)	1m 2s
test_channel (macos-14, stable)	42s
test_channel (macos-14, beta)	47s
test_channel (macos-14, master)	53s
test_channel (ubuntu-latest, main)	46s
	21m 36s

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