Merge pull request #257579 from kabharati/patch-146

Update release-notes.md

Author: prmerger-automator[bot]

articles/postgresql/flexible-server/release-notes.md

@@ -21,6 +21,10 @@ This page provides latest news and updates regarding feature additions, engine v
 * General availability of [Grafana Monitoring Dashboard](https://grafana.com/grafana/dashboards/19556-azure-azure-postgresql-flexible-server-monitoring/) for Azure Database for PostgreSQL – Flexible Server.
 * Public preview of Server Logs Download for Azure Database for PostgreSQL – Flexible Server.
 
+## Release: September 2023
+* General availability of [Storage auto-grow](./concepts-compute-storage.md) for Azure Database for PostgreSQL – Flexible Server.
+* General availability of [Cross Subscription and Cross Resource Group Restore](how-to-restore-to-different-subscription-or-resource-group.md) for Azure Database for PostgreSQL – Flexible Server.
+  
 ## Release: August 2023
 * Support for [minor versions](./concepts-supported-versions.md) 15.3, 14.8, 13.11, 12.15, 11.20 <sup>$</sup>
 * General availability of [Enhanced Metrics](./concepts-monitoring.md#enhanced-metrics), [Autovacuum Metrics](./concepts-monitoring.md#autovacuum-metrics), [PgBouncer Metrics](./concepts-monitoring.md#pgbouncer-metrics) and [Database availability metric](./concepts-monitoring.md#database-availability-metric) for Azure Database for PostgreSQL – Flexible Server.