sort Unknown appearances to the bottom of support

src/server/loaders.js

@@ -355,7 +355,7 @@ const buildPetStatesForPetTypeLoader = (db, loaders) =>
     const [rows, _] = await db.execute(
       `SELECT * FROM pet_states
        WHERE pet_type_id IN (${qs})
-       ORDER BY mood_id ASC, female DESC, id DESC`,
+       ORDER BY (mood_id IS NULL) ASC, mood_id ASC, female DESC, id DESC`,
       petTypeIds
     );