[update] add domain on supplier

models/crm_lead.py

@@ -31,6 +31,7 @@ class CRMleadMVH(models.Model):
     # Partenaires projet
     supplier_ids = fields.Many2many(
         comodel_name='res.partner',
+        domain=[('supplier', '=', True)],
         string="Architecte et fournisseurs")
     # Visite de chantier
     description_technique = fields.Text(