v8.11.59

(28 April 2023)

[AR-2875] - resilient handling of Backblaze B2 socket timeouts
[AR-2880] - optimize data export performance (flow concurentMap)
[AR-2881] - export volume to tar.gz has extension zip
[AR-2882] - multitenant: delete an instance with data should delete database

Full Changelog: v8.11.58...v8.11.59