remove uneeded 1.1.1.1 dns entry (#53)

* remove uneeded 1.1.1.1 dns entry

I noticed that the 1.1.1.1 dns entry is set in the docker compose file but it is not used for pihole or unbound in any way so makes sense to remove the unneeded entry

* Update docker-compose.yaml

Removing `dns` directive from docker-compose

Co-authored-by: Chris Crowe <425808+chriscrowe@users.noreply.github.com>

one-container/docker-compose.yaml

@@ -10,9 +10,6 @@ services:
     image: cbcrowe/pihole-unbound:latest
     hostname: ${HOSTNAME}
     domainname: ${DOMAIN_NAME}
-    dns:
-      - 127.0.0.1
-      - 1.1.1.1
     ports:
       - 443:443/tcp
       - 53:53/tcp