test: fix deprecation warning due to util.print

PR-URL: #21265
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Lance Ball <lball@redhat.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>

Author: tniessen

test/parallel/test-child-process-double-pipe.js

@@ -23,7 +23,6 @@
 const common = require('../common');
 const assert = require('assert');
 const os = require('os');
-const util = require('util');
 const spawn = require('child_process').spawn;
 
 // We're trying to reproduce:
@@ -108,7 +107,7 @@ let result = '';
 // print sed's output
 sed.stdout.on('data', function(data) {
   result += data.toString('utf8', 0, data.length);
-  util.print(data);
+  console.log(data);
 });
 
 sed.stdout.on('end', function(code) {