Previously, the land page of Time Off was month view. When you select a leave from Month's view, you can edit/delete it directly. Now, the land page is Year's view, and you can open the modal form of the leave, but it's not possible to delete it. Add a delete button on the form view of the leave from the year's view of the dashboard task-2638305 closes odoo/odoo#76080 Signed-off-by: Kevin Baptiste <kba@odoo.com>