Remove postgres and redis from grafana network

docker-compose.yml

@@ -19,11 +19,6 @@ services:
     volumes:
       - ./data/postgres:/var/lib/postgresql/data/
       - ./progs:/progs
-    networks:
-      default:
-      grafana:
-        aliases:
-          - synapse_postgres
     restart: always
     healthcheck:
       test: pg_isready -U synapse -d synapsedb
@@ -34,11 +29,6 @@ services:
   redis:
     image: redis:latest
     restart: always
-    networks:
-      default:
-      grafana:
-        aliases:
-          - synapse_redis
     healthcheck:
       test: ["CMD", "redis-cli", "ping"]
       interval: 10s