Add note re: global arguments to operations #1634

Job	Run time
spell-check	3s
type-check	18s
lint	25s
end-to-end-test (ubuntu-20.04, local)	25s
unit-test (ubuntu-20.04, 3.8)	38s
end-to-end-test (ubuntu-20.04, ssh)	1m 30s
unit-test (ubuntu-20.04, 3.9)	44s
end-to-end-test (ubuntu-20.04, docker)	30s
unit-test (ubuntu-20.04, 3.10)	46s
end-to-end-test (ubuntu-latest, local)	23s
unit-test (ubuntu-20.04, 3.11)	36s
end-to-end-test (ubuntu-latest, ssh)	1m 19s
unit-test (ubuntu-20.04, 3.12)	43s
end-to-end-test (ubuntu-latest, docker)	24s
unit-test (ubuntu-latest, 3.8)	43s
end-to-end-test (macos-latest, local)	21s
unit-test (ubuntu-latest, 3.9)	33s
unit-test (ubuntu-latest, 3.10)	36s
unit-test (ubuntu-latest, 3.11)	33s
unit-test (ubuntu-latest, 3.12)	38s
unit-test (macos-13, 3.11)	1m 7s
unit-test (windows-2022, 3.11)	1m 40s
tests-done	4s
	14m 59s

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