Update test-cli-node-print-help.js

Author: jcbhmr

test/parallel/test-cli-node-print-help.js

@@ -57,7 +57,7 @@ startPrintHelpTest();
 
 // Test closed stdout for `node --help`. Like `node --help | head -n5`.
 (async () => {
-  const cp = spawn('node', ['--help'], {
+  const cp = spawn(process.execPath, ['--help'], {
     stdio: ['inherit', 'pipe', 'inherit'],
   });
   cp.stdout.destroy();