lib: lazy load internal/queue_microtask

PR-URL: #23046
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: John-David Dalton <john.david.dalton@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>

lib/internal/bootstrap/node.js

@@ -529,11 +529,12 @@
   }
 
   function setupQueueMicrotask() {
-    const { queueMicrotask } = NativeModule.require('internal/queue_microtask');
     Object.defineProperty(global, 'queueMicrotask', {
       get: () => {
         process.emitWarning('queueMicrotask() is experimental.',
                             'ExperimentalWarning');
+        const { queueMicrotask } =
+          NativeModule.require('internal/queue_microtask');
         Object.defineProperty(global, 'queueMicrotask', {
           value: queueMicrotask,
           writable: true,