DataLayer not showing in Tag Assistant

Hi,

I installed Version 1.5.1 of GTM plugin and deployed UA and FB tags. The issue is when I’m checking the site in Chrome Tag Assistant its not showing the DataLayer.

https://drive.google.com/file/d/0Byr9M_OvJZrlUGtHZ1dNYXh3VnM/view?usp=sharing

Please advise idea what’s the issue could be.

site: https://hautebutch.com/