process: make execve's args argument optional

Align the code with the documentation and similar methods used to
execute os commands - the `args` argument should be optional, and if
omitted, treated as an empty array (`[]`).

Fixes: #58411

Author: mureinik

lib/internal/process/per_thread.js

@@ -279,7 +279,7 @@ function wrapProcessMethods(binding) {
     return true;
   }
 
-  function execve(execPath, args, env) {
+  function execve(execPath, args = [], env) {
     emitExperimentalWarning('process.execve');
 
     const { isMainThread } = require('internal/worker');

test/parallel/test-process-execve-no-args.js

@@ -0,0 +1,24 @@
+'use strict';
+
+const { skip, isWindows, isIBMi } = require('../common');
+const { fail } = require('assert');
+const { isMainThread } = require('worker_threads');
+const { spawnSync } = require('child_process');
+
+if (!isMainThread) {
+  skip('process.execve is not available in Workers');
+} else if (isWindows || isIBMi) {
+  skip('process.execve is not available in Windows or IBM i');
+}
+
+// Get full path to the ps executable
+const execName = 'date';
+const execWhichResult = spawnSync('which', [execName], { encoding: 'utf8' });
+if (execWhichResult.error || !execWhichResult.stdout) {
+  skip('cannot determine location of ps executable, test will be skipped');
+}
+const executable = execWhichResult.stdout.trim();
+
+process.execve(executable);
+// If process.execve succeeds, this should never be executed.
+fail('process.execve failed');