src: fix Worker execArgv empty vs non-empty permission inheritance

When options object is present, empty execArgv ([]) was incorrectly
taking the fresh-options path instead of inheriting from parent.

Refs: #65359

Author: yunshingng

src/node_worker.cc

@@ -806,7 +806,7 @@ void Worker::New(const FunctionCallbackInfo<Value>& args) {
   const bool empty_exec_argv =
       explicit_exec_argv && args[2].As<Array>()->Length() == 0;
 
-  if (args[1]->IsObject() || (explicit_exec_argv && !empty_exec_argv)) {
+  if (explicit_exec_argv && !empty_exec_argv) {
     per_isolate_opts.reset(new PerIsolateOptions());
 
     HandleEnvOptions(per_isolate_opts->per_env, [&env_vars](const char* name) {