[add] group add for render

```
root@omv:~# cat /etc/group | grep render
render❌107:
```

jellyfin/docker-compose.yml

@@ -4,6 +4,8 @@ services:
     image: jellyfin/jellyfin
     container_name: jellyfin
     user: 1000:100
+    group_add:
+      - 107
     network_mode: "host"
     volumes:
       - ./config:/config