update slot resume pointers for step 6042

slots/5/latest.json

@@ -1 +1 @@
-{"worker_id": "slot:5", "checkpoint": "slots/5/checkpoint-4952", "step": 4952, "updated_at": 1776438849}
+{"worker_id": "slot:5", "checkpoint": "slots/5/checkpoint-6042", "step": 6042, "updated_at": 1776441427}