add support of neovide

### Checks

- [x] I have searched [github.com/aws/amazon-q-developer-cli/issues](https://github.com/aws/amazon-q-developer-cli/issues?q=) and there are no duplicates of my issue

### Operating system

macOS 15.5.0 (24F74)

### Expected behaviour

I hope to see q's completion window appear at neovim terminal buffer in neovide

### Actual behaviour

completion window not appear.
when I run `q doctor` it says

```
❯ q doctor

✘ Terminal support: Unsupported terminal, if you believe this is a mistake or would like to see support for your terminal, run q issue

__CFBundleIdentifier: com.neovide.neovide

✘ Doctor found errors. Please fix them and try again.

If you are not sure how to fix it, please open an issue with q issue to let us know!
```

### Steps to reproduce

1. launch neovide
2. enter terminal buffer