update slot resume pointers for step 7882

slots/16/latest.json

@@ -1 +1 @@
-{"worker_id": "slot:16", "checkpoint": "slots/16/checkpoint-4709", "step": 4709, "updated_at": 1776411176}
+{"worker_id": "slot:16", "checkpoint": "slots/16/checkpoint-7882", "step": 7882, "updated_at": 1776417077}