Add mysqlctl docker image to release script
Add mysqlctl docker image to release script

Signed-off-by: Kewei Shang <88d36cdcf74878fee7d5a1b1d8910d9c16e363d8@bolt.eu>

mahak/vitess,vitessio/vitess,tinyspeck/vitess,vitessio/vitess,vitessio/vitess,vitessio/vitess,tinyspeck/vitess,mahak/vitess,mahak/vitess,mahak/vitess,mahak/vitess,tinyspeck/vitess,tinyspeck/vitess,vitessio/vitess,vitessio/vitess,vitessio/vitess,tinyspeck/vitess,vitessio/vitess,mahak/vitess,mahak/vitess,tinyspeck/vitess,tinyspeck/vitess,mahak/vitess