bench: Remove settimeout (Covered by misc/timeout.js)

benchmark/settimeout.js

@@ -1,15 +0,0 @@
-console.log("wait...");
-var done = 0;
-var N = 5000000;
-var begin = new Date();
-for (var i = 0; i < N; i++) {
-  setTimeout(function () {
-    if (++done == N) {
-      var end = new Date();
-      console.log("smaller is better");
-      console.log("startup: %d", start - begin);
-      console.log("done: %d", end - start);
-    }
-  }, 1000);
-}
-var start = new Date();