Modals prerequisites should also import Modal

[MarcoPeretti]

Link to the Page

https://www.skeleton.dev/utilities/modals

Describe the Issue (screenshots encouraged!)

The documentation says we must import initializeStores as follows:

import { initializeStores } from '@skeletonlabs/skeleton';

but I think it should also import Modal, right?

import { initializeStores, Modal } from '@skeletonlabs/skeleton';