Curio won't start when one of lotus nodes is down

Even with multiple backing lotus nodes on startup curio will refuse to start when one of the nodes (only first one??) is down

```
2025-09-28T12:26:20.499+0200	WARN	curio/chain	deps/apiinfo.go:65	Not able to establish connection to node with addr: ws://.../rpc/v1, Reason: cannot dial address ws://.../rpc/v1 for dial tcp 10.2.5.2:1234: i/o timeout: dial tcp ...: i/o timeout
```