mill lock release run 39378055707-1 (no inference)

ledger/mill.lock

@@ -1 +1 @@
-{"run_id": "39378055707-1", "acquired_at": 1792479857.1439383, "expires_at": 1792486457.1439383}
+{"run_id": "39378055707-1", "acquired_at": 1792479857.1439383, "expires_at": 1792480909.5780299, "released": true}