fix liquid error

Author: Patrick M

_posts/2024-05-27-traefik-over-tailscale.md

@@ -70,9 +70,9 @@ I think this is a pretty standard config that will allow Traefik to configure Cl
 
 ```env
 # Enviornmental Variables file .env
-CF_API_EMAIL={{ Replace with cloudflare api email address }}
-CF_DNS_API_TOKEN={{ Replace with cloudflare api token }}
-WAN_HOSTNAME={{ This is to add a response header with the proxy hostname for debugging }}
+CF_API_EMAIL=<Replace with cloudflare api email address>
+CF_DNS_API_TOKEN=<Replace with cloudflare api token>
+WAN_HOSTNAME=<This is to add a response header with the proxy hostname for debugging>
 
 TS_AUTHKEY={{ Tailscale auth token }}
 ```