[graphiql] Explorer window scroll not working

### Is there an existing issue for this?

- [X] I have searched the existing issues

### Current Behavior

Explorer is missing a scroll bar

### Expected Behavior

can scroll the explorer window

### Steps To Reproduce

```Markdown
install latest graphiql
open /graphiql
Can't scroll this

```

### Module pattern

- [ ] graphiql-umd
- [ ] graphiql-esm
- [ ] graphiql-commonjs

### Environment

```Markdown
- GraphiQL Version: "mll-lab/laravel-graphiql": "^1.2",
- OS: mac os
- Browser: edge
- Bundler: vue
```

### Anything else?

_No response_