update slot resume pointers for step 7862

slots/1/latest.json

@@ -1 +1 @@
-{"worker_id": "slot:1", "checkpoint": "slots/1/checkpoint-7142", "step": 7142, "updated_at": 1776415881}
+{"worker_id": "slot:1", "checkpoint": "slots/1/checkpoint-7862", "step": 7862, "updated_at": 1776417247}