Bump actions/setup-node from 3 to 4 #1943

Job	Run time
conformance	2m 25s
build (2_12, mima)	1m 18s
build (2_12, e2e)	6s
build (2_12, test)	15m 29s
build (2_13, mima)	1m 43s
build (2_13, e2e)	8s
build (2_13, test)	14m 25s
build (3, mima)	5s
build (3, e2e)	6s
build (3, test)	10m 20s
build (2_12, examples_and_formatting)	3m 28s
build (2_13, scala3_compat_test)	13m 17s
build (3, scala3_compat_test)	13m 24s
ci-passed	1s
	1h 16m 15s

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