chore: remove concurrency call and pin action version to have a base run before action v4 #634

Job	Run time
check	1m 12s
List examples	6s
with-typescript-simple-esm on Node 20.5.1	3m 6s
with-typescript-esm on Node 18	2m 21s
with-typescript-esm on Node 20.5.1	2m 19s
with-typescript-simple-cjs on Node 18	3m 17s
with-typescript-simple-cjs on Node 20.5.1	1m 56s
with-javascript-esm on Node 20.5.1	1m 53s
with-typescript-simple-esm on Node 18	2m 22s
with-javascript-esm on Node 18	1m 45s
with-typescript-cjs on Node 20.5.1	3m 59s
with-typescript-cjs on Node 18	3m 37s
	27m 53s

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