async_hooks: add getActiveRequests and getActiveHandles

These are made public because of the reasons mentioned here:
#37261

Author: RaisinTen

lib/async_hooks.js

@@ -31,6 +31,8 @@ const { registerDestroyHook } = internal_async_hooks;
 const {
   executionAsyncId,
   triggerAsyncId,
+  getActiveRequests,
+  getActiveHandles,
   // Private API
   hasAsyncIdStack,
   getHookArrays,
@@ -348,6 +350,8 @@ module.exports = {
   executionAsyncId,
   triggerAsyncId,
   executionAsyncResource,
+  getActiveRequests,
+  getActiveHandles,
   // Embedder API
   AsyncResource,
 };

lib/internal/async_hooks.js

@@ -540,9 +540,20 @@ function triggerAsyncId() {
 }
 
 
+function getActiveRequests() {
+  return process._getActiveRequests();
+}
+
+function getActiveHandles() {
+  return process._getActiveHandles();
+}
+
+
 module.exports = {
   executionAsyncId,
   triggerAsyncId,
+  getActiveRequests,
+  getActiveHandles,
   // Private API
   getHookArrays,
   symbols: {