async_hooks: ensure proper handling in runInAsyncScope

We should never try to manually run emitAfter in case of an error,
the exception handler will do it for us, if we're going to recover.

PR-URL: #30965
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: James M Snell <jasnell@gmail.com>

lib/async_hooks.js

@@ -21,7 +21,6 @@ const {
   executionAsyncId,
   triggerAsyncId,
   // Private API
-  hasAsyncIdStack,
   getHookArrays,
   enableHooks,
   disableHooks,
@@ -172,14 +171,13 @@ class AsyncResource {
   runInAsyncScope(fn, thisArg, ...args) {
     const asyncId = this[async_id_symbol];
     emitBefore(asyncId, this[trigger_async_id_symbol]);
-    try {
-      if (thisArg === undefined)
-        return fn(...args);
-      return ReflectApply(fn, thisArg, args);
-    } finally {
-      if (hasAsyncIdStack())
-        emitAfter(asyncId);
-    }
+
+    const ret = thisArg === undefined ?
+      fn(...args) :
+      ReflectApply(fn, thisArg, args);
+
+    emitAfter(asyncId);
+    return ret;
   }
 
   emitDestroy() {