Set error status when help is printed (#307) #1119

Job	Run time
test (ubuntu-latest, 29.4, false)	1m 38s
test (ubuntu-latest, 27.2, false)	48s
test (ubuntu-latest, 26.3, false)	1m 2s
test (ubuntu-latest, 28.2, false)	53s
test (windows-latest, 27.2, false)	13s
test (macos-latest, 29.4, false)	2m 2s
test (windows-latest, 29.4, false)	2m 28s
test (windows-latest, 26.3, false)	3m 25s
test (macos-latest, snapshot, true)	1m 47s
test (windows-latest, 30.1, false)	2m 12s
test (macos-latest, 30.1, false)	2m 23s
test (ubuntu-latest, snapshot, true)	48s
test (ubuntu-latest, 30.1, false)	1m 8s
test (windows-latest, snapshot, true)	13s
test (macos-latest, 28.2, false)	1s
test (windows-latest, 28.2, false)	2m 20s
	23m 21s

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