fix: prefer fs/promises over promisify

[lukekarrys]

No description provided.

[wraithgar]

This is likely to collide w/ my "remove tables" PR, I'll push it up tomorrow and would like to land that first.

[wraithgar]

Arborist had more than needed individual comments but it seems we aren't consistently using fs or fs/promises to require the sync methods. This is a nitpick for sure but let's just do the same thing everywhere in the off chance we require more methods later.

Also should it be node:fs/promises?

[lukekarrys]

The sync methods are not available from fs/promises so if we use them from the fs returned from fs/promises it should error somewhere.

[wraithgar]

After reviewing again I was wrong, I remembered the sync part but it's also requring from fs