Adds:
```ts
import { lookup } from 'dns/promises'
// ...
const { address } = await lookup(hostname)
// ...
return isSafeIp(address)
```
To ensure that an `ip` address is being verified. Previously, hostnames
were being verified by `isSafeIp`.
Fixes: https://github.com/payloadcms/payload/issues/12876
30fc7e3012