Use actors_from_ids() hook on token listing page

[simonw]

That Actor column could use this new hook to be more useful: https://docs.datasette.io/en/latest/plugin_hooks.html#actors-from-ids-datasette-actor-ids

Added in 1.0a6 https://docs.datasette.io/en/latest/changelog.html#a6-2023-09-07

[simonw]

Datasette Cloud now shows me this:

Actor 1 is not a member of that space, see #23 - it's working correctly.