mill lock release run 39121299410-1 (no inference)

ledger/mill.lock

@@ -1 +1 @@
-{"run_id": "39121299410-1", "acquired_at": 1792321096.2368543, "expires_at": 1792327696.2368543}
+{"run_id": "39121299410-1", "acquired_at": 1792321096.2368543, "expires_at": 1792324920.9022748, "released": true}