Iterating over cloudflare.hyperdrive.configs.list only returns the first page

### Confirm this is a Typescript library issue and not an underlying Cloudflare API issue

- [x] This is an issue with the Typescript library

### Describe the bug

The following code only iterates over the first page (returning max 20 elements):

```ts
for await (const config of cloudflare.hyperdrive.configs.list({
account_id: accountId,
})) {
//
}
```

### To Reproduce

Run the code on an account with more than 20 hyperdrive configs.

### Code snippets

```Typescript

```

### OS

Linux / Mac

### Runtime version

Not relevant

### Library version

6.0.0-beta.1 but also 5.x.x