test: add test cases for parsing array options specified multiple times #2783

Job	Run time
build-e2e-windows	43s
lint	2m 4s
build	23s
Browser Compatibility Tests	0s
test	0s
publish-snapshots	0s
e2e-snapshots	0s
e2e-package-managers	0s
e2e	0s
e2e-windows	0s
	3m 10s

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