Typos detected by nightly scan (1 found)

## Typos Detected

The nightly typo checker found **1** typos.

```
./pkg/handlers/server_test.go:443: `unparseable` -> `unparsable`
```

### Fix
```bash
cargo install typos-cli  # or: brew install typos-cli
typos --write-changes .
```

Add false positives to `_typos.toml`.

---
*Nightly scan from [llm-d-infra](https://github.com/llm-d/llm-d-infra/actions/runs/31072813174)*