Extra `registry` setup in `publishConfig`

The `registry` value is `https://registry.npmjs.org/` [by default](https://docs.npmjs.com/cli/v10/using-npm/config#registry) :
https://github.com/07akioni/vueuc/blob/2a994f5af02afd54b93e30aceb939ad63dd2d13e/package.json#L59
Why is it set this way, when there is no obvious need for it?
We can just remove `publishConfig` object?