update slot resume pointers for step 682

slots/6/latest.json

@@ -1 +1 @@
-{"worker_id": "slot:6", "checkpoint": "slots/6/checkpoint-747", "step": 747, "updated_at": 1776398596}
+{"worker_id": "slot:6", "checkpoint": "slots/6/checkpoint-682", "step": 682, "updated_at": 1776399401}