test: do not run test-corepack-yarn-install with no internet

PR-URL: #40090
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Michael Dawson <midawson@redhat.com>

test/parallel/test-corepack-yarn-install.js → test/internet/test-corepack-yarn-install.js

@@ -54,6 +54,7 @@ function handleExit(error, stdout, stderr) {
   const signalCode = error ? error.signal : null;
 
   if (code !== 0) {
+    process.stdout.write(stdout);
     process.stderr.write(stderr);
   }