feat: explore page with support for Snapshot spaces

[bonustrack]

On the explore page, we should add a filter for protocol, with the option Snapshot or Snapshot X, see how it would look like:

We should display the list of Snapshot spaces by default, using current ordering from snapshot.org. Here is how the layout would look like:

• Also remove the favorite icon on all spaces for now.

[ChaituVR]

Should we also add pagination similar to snapshot.org? For snapshotX spaces, we display all spaces on page load

[bonustrack]

Yes with pagination