chore: remove redundant or unnececary traefik labels

- traefik.docker.network= (defined by traefik cli)
- traefik.http.routers.<routername>.middlewares=security-headers@file" (applied globally by traefik cli)

uptime-kuma/compose.yaml

@@ -9,7 +9,6 @@ services:
     #   - "3001:3001"
     labels:
       - "traefik.enable=true"
-      - "traefik.docker.network=proxy"
       - "traefik.http.services.uptime-kuma.loadbalancer.server.port=3001"
 
       # Prod Router