update slot resume pointers for step 4898

slots/2/latest.json

@@ -1 +1 @@
-{"worker_id": "slot:2", "checkpoint": "slots/2/checkpoint-2543", "step": 2543, "updated_at": 1776686234}
+{"worker_id": "slot:2", "checkpoint": "slots/2/checkpoint-4898", "step": 4898, "updated_at": 1776736147}