test: remove unused function args

PR-URL: nodejs/node#14971
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Yuta Hiroto <hello@about-hiroppy.com>
Reviewed-By: David Cai <davidcai1993@yahoo.com>
Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

test/async-hooks/test-disable-in-init.js

@@ -7,7 +7,7 @@ const fs = require('fs');
 let nestedCall = false;
 
 async_hooks.createHook({
-  init: common.mustCall(function(id, type) {
+  init: common.mustCall(function() {
     nestedHook.disable();
     if (!nestedCall) {
       nestedCall = true;