Update docker-compose.yml

remove env

examples/traefik/docker-compose.yml

@@ -16,7 +16,6 @@ services:
     environment:
       - TZ=Europe/Berlin
       - CF_DNS_API_TOKEN=MyCloudflareApiToken # change this if you use Cloudflare
-      - CLOUDFLARE_EMAIL=example@googlemail.com # change this if you use Cloudflare
     labels:
       - traefik.enable=true
       - traefik.http.routers.api.rule=Host(`traefik.example.com`) # Define the subdomain for the traefik dashboard.