remove pgrowlocks extension from database so that it doesn't appear in backups and thus doesn't cause problems upon restore (cf. getodk/central#1261)

Author: brontolosone

lib/model/migrations/20251026-01-uninstall-pgrowlocks-extension.js

@@ -0,0 +1,14 @@
+// Copyright 2025 ODK Central Developers
+// See the NOTICE file at the top-level directory of this distribution and at
+// https://github.com/getodk/central-backend/blob/master/NOTICE.
+// This file is part of ODK Central. It is subject to the license terms in
+// the LICENSE file found in the top-level directory of this distribution and at
+// https://www.apache.org/licenses/LICENSE-2.0. No part of ODK Central,
+// including this file, may be copied, modified, propagated, or distributed
+// except according to the terms contained in the LICENSE file.
+
+const down = async (db) => db.raw('CREATE EXTENSION IF NOT EXISTS pgrowlocks');
+
+const up = (db) => db.raw('DROP EXTENSION IF EXISTS pgrowlocks');
+
+module.exports = { up, down };