This commit is to remove the "Create" button in a grouped kanban view with create="0". Problem: In a kanban view with create="0", the "Create" button should never be displayed. How to reproduce : - go to a kanban view with create="0" - group the view Result before: The "Create" button is displayed Result after: The "Create" button is not displayed closes odoo/odoo#98691 Signed-off-by: Julien Mougenot (jum) <jum@odoo.com>