use a package.json

Author: mertcanaltin

test/parallel/test-node-run.js

@@ -240,7 +240,7 @@ describe('node --run [command]', () => {
 
   it('returns error on non-directory path for --run-dir', async () => {
     const nonDirPath = fixtures.path('run-script/non-directory-file');
-    fs.writeFileSync(nonDirPath, 'dummy content');
+    fs.writeFileSync(nonDirPath, 'run-script/package.json');
 
     const child = await common.spawnPromisified(
       process.execPath,