test_runner: add @ljharb suggestion

Signed-off-by: Erick Wendel <[email protected]>

Author: ErickWendel

lib/internal/test_runner/mock/fake_timers.js

@@ -9,14 +9,7 @@ const {
 const PriorityQueue = require('internal/priority_queue');
 
 function compareTimersLists(a, b) {
-  const expiryDiff = a.runAt - b.runAt;
-  if (expiryDiff === 0) {
-    if (a.id < b.id)
-      return -1;
-    if (a.id > b.id)
-      return 1;
-  }
-  return expiryDiff;
+  return (a.runAt - b.runAt) || (a.id - b.id);
 }
 
 function setPosition(node, pos) {