In gallery snippet in carousel mode, fix the fact that the height of the controls are bigger that the others squares and fix also the wrong position of the indicators. task-2162952 closes odoo/odoo#48380 X-original-commit: 9752596abfcae6b0bbf79ac675fe9e304a068a21 Signed-off-by: Quentin Smetz (qsm) <qsm@odoo.com>