chore: remove concurrency call and pin action version to have a base run before action v4 #625

Job	Run time
List examples	4s
check	1m 21s
with-typescript-simple-esm on Node 18	3m 33s
with-typescript-simple-cjs on Node 20.5.1	3m 44s
with-typescript-esm on Node 18	3m 36s
with-typescript-esm on Node 20.5.1	2m 11s
with-typescript-simple-esm on Node 20.5.1	2m 18s
with-typescript-cjs on Node 18	3m 49s
with-javascript-esm on Node 18	3m 29s
with-typescript-simple-cjs on Node 18	2m 10s
with-typescript-cjs on Node 20.5.1	2m 15s
with-javascript-esm on Node 20.5.1	2m 13s
	30m 43s

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