make sure directory exists before chowning it

install.sh

@@ -303,6 +303,7 @@ if [ -n "${NODEJS_VER}" ]; then
   bash "/tmp/${INSTALL_FILE}" "${NODEJS_VER}"
 fi
 
+$sudo_cmd mkdir -p $node_install_path/lib/node_modules
 $sudo_cmd chown -R $(whoami) $node_install_path/lib/node_modules
 
 echo ""