ci: bump action to v4 #639

Job	Run time
check	1m 13s
List examples	4s
with-typescript-esm on Node 18	2s
with-typescript-simple-esm on Node 18	2s
with-typescript-simple-esm on Node 20.5.1	2s
with-typescript-simple-cjs on Node 20.5.1	2s
with-javascript-esm on Node 18	2s
with-typescript-cjs on Node 20.5.1	3s
with-typescript-esm on Node 20.5.1	2s
with-typescript-simple-cjs on Node 18	3s
with-javascript-esm on Node 20.5.1	4s
with-typescript-cjs on Node 18	2s
	1m 41s

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