Break up stack-arguments, prep v5 #154

Job	Run time
test-auto-nightly-with-explicit	2m 9s
test (ubuntu-latest, nightly)	2m 34s
test-auto-nightly	2m 9s
test-generate	2s
test (ubuntu-latest, lts)	2m 1s
test (ubuntu-latest, lts-22.7, 9.6.4)	1m 58s
test (ubuntu-latest, lts-20.2, 9.2.5)	1m 7s
test (ubuntu-latest, lts-19.33, 9.0.2)	1m 3s
test (ubuntu-latest, lts-18.28, 8.10.7)	59s
test (ubuntu-latest, lts-16.31, 8.8.4)	58s
test (ubuntu-latest, lts-12.26, 8.4.4)	1m 46s
test (macOS-latest, nightly)	7m 6s
test (macOS-latest, lts)	7m 0s
test (macOS-latest, lts-22.7, 9.6.4)	4m 16s
test (macOS-latest, lts-20.2, 9.2.5)	2m 25s
test (macOS-latest, lts-19.33, 9.0.2)	3m 12s
test (macOS-latest, lts-18.28, 8.10.7)	2m 24s
test (macOS-latest, lts-16.31, 8.8.4)	3m 23s
test (macOS-latest, lts-12.26, 8.4.4)	2m 40s
test (windows-latest, nightly)	4m 18s
test (windows-latest, lts)	4m 22s
test (windows-latest, lts-22.7, 9.6.4)	4m 40s
test (windows-latest, lts-20.2, 9.2.5)	4m 31s
test (windows-latest, lts-19.33, 9.0.2)	3m 39s
test (windows-latest, lts-18.28, 8.10.7)	3m 56s
test (windows-latest, lts-16.31, 8.8.4)	4m 45s
test (windows-latest, lts-12.26, 8.4.4)	4m 32s
test-stack-yamls (stack-nightly.yaml)	2m 16s
test-stack-yamls (stack.yaml)	55s
	1h 27m 6s

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