Updated the files.

my-app/node_modules/piscina/test/fixtures/wait-for-others.ts

@@ -0,0 +1,11 @@
+import { threadId } from 'worker_threads';
+
+module.exports = async function ([i32array, n]) {
+  Atomics.add(i32array, 0, 1);
+  Atomics.notify(i32array, 0, Infinity);
+  let lastSeenValue;
+  while ((lastSeenValue = Atomics.load(i32array, 0)) < n) {
+    Atomics.wait(i32array, 0, lastSeenValue);
+  }
+  return threadId;
+};