[update] partner_id required

models/hr_timesheet.py

@@ -13,7 +13,11 @@ class ScopHrTimesheet(models.Model):
     def _default_ur(self):
         return self.env['res.company']._ur_default_get()
 
+    # Inherited fields
     name = fields.Char(required=False)
+    partner_id = fields.Many2one(required=True)
+    
+    # New fields
     cgscop_timesheet_code_id = fields.Many2one(
         related='project_id.cgscop_timesheet_code_id',
         string='Code Activité National',