Disable Hints in osc


### Discussed in https://github.com/gtema/openstack/discussions/2002

<div type='discussions-op-text'>

<sup>Originally posted by **harmathy** September 17, 2026</sup>
I wanted to disable hint in `osc` and therefore created a file `~/.config/osc/config.yaml` with this content

```yaml
enable_hints: false
```

However, there are still hints displayed. How can I disable the hints?</div>