update slot resume pointers for step 7355

slots/2/latest.json

@@ -1 +1 @@
-{"worker_id": "slot:2", "checkpoint": "slots/2/checkpoint-6907", "step": 6907, "updated_at": 1776743927}
+{"worker_id": "slot:2", "checkpoint": "slots/2/checkpoint-7355", "step": 7355, "updated_at": 1776745649}