mill lock release run 39121928555-1 (no inference)

ledger/mill.lock

@@ -1 +1 @@
-{"run_id": "39121928555-1", "acquired_at": 1792324948.190945, "expires_at": 1792331548.190945}
+{"run_id": "39121928555-1", "acquired_at": 1792324948.190945, "expires_at": 1792328600.4176354, "released": true}