ci: bump action to v4 #644

Job	Run time
check	1m 12s
List examples	6s
with-typescript-simple-cjs on Node 18	2m 56s
with-javascript-esm on Node 18	2m 34s
with-typescript-simple-esm on Node 18	2m 22s
with-typescript-cjs on Node 18	3m 26s
with-typescript-esm on Node 18	2m 5s
with-typescript-cjs on Node 20.5.1	4m 6s
with-typescript-simple-cjs on Node 20.5.1	3m 56s
with-typescript-esm on Node 20.5.1	4m 23s
with-typescript-simple-esm on Node 20.5.1	3m 45s
with-javascript-esm on Node 20.5.1	2m 35s
	33m 26s

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