Update CHANGELOG.md #20796

CHANGELOG.md

@@ -17,6 +17,7 @@ ENHANCEMENTS:
 * `azurerm_kubernetes_cluster` - add missing property to `oms_agent` schema[GH-21046]
 * `azurerm_kubernetes_cluster` - deprecate `docker_bridge_cidr` which is no longer supported by the API since docker is no longer a valid container runtime [GH-20952]
 * `azurerm_management_group_policy_assignment` - support for the `overrides` and `resource_selectors` blocks [GH-20686]
+* `azurerm_mysql_flexible_server` - support for the `geo_backup_key_vault_key_id` and `geo_backup_user_assigned_identity_id` properties [GH-20796]
 * `azurerm_resource_group_policy_assignment` - support for the `overrides` and `resource_selectors` blocks [GH-20686]
 * `azurerm_resource_policy_assignment` - support for the `overrides` and `resource_selectors` blocks [GH-20686]
 * `azurerm_subscription_policy_assignment` - support for the `overrides` and `resource_selectors` blocks [GH-20686]