fix (service): go back to default network name

services/grafana/docker-compose.yml

@@ -48,7 +48,7 @@ services:
     ports:
       - "8000:3000"
     networks:
-      - internal
+      - default
       - web
     restart: unless-stopped
 
@@ -58,7 +58,6 @@ volumes:
   loki_data:
 
 networks:
-  internal:
-    name: grafana_internal
+  default:
   web:
     external: true