Hirotaka Wakabayashi 3a27069307 Updates the backup document
This PR updates the backup document[1]. The page contains wrong descriptions
since we have many updates for years.

[1]: https://docs.openstack.org/trove/latest/user/backup-db.html#create-incremental-backups

Story: 2010323
Task: 46430
Change-Id: Ief3d3b98b55c02e185edb2294b9c723843e62086
2023-01-28 22:27:00 +09:00
..
2023-01-28 22:27:00 +09:00
2020-07-17 11:35:53 +12:00