plugins: Fix stalling when installing of dependencies on node 16

Author: illume

plugins/headlamp-plugin/bin/headlamp-plugin.js

@@ -58,10 +58,16 @@ function create(name) {
   // const proc1 = child_process.spawnSync('npm', ['link', '@kinvolk/headlamp-plugin'], {cwd: dstFolder});
 
   // Run npm install.
-  const proc = child_process.spawnSync('npm', ['install'], {cwd: dstFolder});
-  process.stdout.write(proc.stdout);
-  process.stderr.write(proc.stderr);
-  if (proc.status !== 0) {
+  try {
+    child_process.execSync(
+        'npm install --no-progress --verbose --loglevel silly',
+        {
+          stdio: 'inherit',
+          cwd: dstFolder,
+          encoding : 'utf8',
+        }
+    );
+  } catch (e) {
     console.error(`Problem running npm install inside of "${dstFolder}"`);
     return 3;
   }