Consul updates

- Docker compose file uses Consul version
 - add environment variable to disable chmod on Docker container start
   https://github.com/hashicorp/docker-consul/issues/20
- Update consul permissions on disk

templates/docker_compose_files/synology_consul.yml.j2

@@ -2,10 +2,12 @@ version: '3.9'
 
 services:
   consul:
-    image: consul:latest
+    image: consul:{{ consul_version }}
     hostname: consul
     container_name: consul
     network_mode: "host"
+    environment:
+      - CONSUL_DISABLE_PERM_MGMT=
     volumes:
       - /volume1/docker/consul/data:/consul/data
       - /volume1/docker/consul/config:/consul/config