The 'allow_timesheet_timer' field should not have a default value as it is computed according to the 'allow_timesheets' field value. Some tests have been added to check the coherency between 'allow_timesheets' and 'allow_timesheet_timer' fields, at project creation and update. closes odoo/odoo#46692 Taskid: 2206820 Related: odoo/enterprise#8923 Signed-off-by: Yannick Tivisse (yti) <yti@odoo.com>