levoit 200s no nightlight entities created

### The problem

Adding the vesync integration for a levoit dual 200s humidifier does not create an entity for the light

### What version of Home Assistant Core has the issue?

core-2026.9.1

### What was the last working version of Home Assistant Core?

_No response_

### What type of installation are you running?

Home Assistant OS

### Integration causing the issue

vesync

### Link to integration documentation on our website

https://www.home-assistant.io/integrations/vesync

### Diagnostics information

_No response_

### Example YAML snippet

```yaml

```

### Anything in the logs that might be useful for us?

```txt
More info given in issue 160387
```

### Additional information

_No response_

Start with the vesync integration documentation and the details referenced in issue 160387, then reproduce the setup with a Levoit Dual 200S humidifier. The issue is done when the integration creates a light entity for the device's nightlight.

Written by the indexing model from the issue text.