update slot resume pointers for step 482

slots/5/latest.json

@@ -1 +1 @@
-{"worker_id": "slot:5", "checkpoint": "slots/5/checkpoint-387", "step": 387, "updated_at": 1776359199}
+{"worker_id": "slot:5", "checkpoint": "slots/5/checkpoint-482", "step": 482, "updated_at": 1776388257}