update slot resume pointers for step 5028

slots/16/latest.json

@@ -1 +1 @@
-{"worker_id": "slot:16", "checkpoint": "slots/16/checkpoint-4384", "step": 4384, "updated_at": 1776564644}
+{"worker_id": "slot:16", "checkpoint": "slots/16/checkpoint-5028", "step": 5028, "updated_at": 1776680411}