[FIX] utm: record creation

Make sure `is_website` is an existing field of the model at creation.

opw-2192139

closes odoo/odoo#44870

X-original-commit: 5daf25f2
Signed-off-by: Nicolas Martinelli (nim) <nim@odoo.com>

addons/utm/models/utm_mixin.py

@@ -37,7 +37,10 @@ class UtmMixin(models.AbstractModel):
                     Model = self.env[field.comodel_name]
                     records = Model.search([('name', '=', value)], limit=1)
                     if not records:
-                        records = Model.create({'name': value, 'is_website': True})
+                        if 'is_website' in records._fields:
+                            records = Model.create({'name': value, 'is_website': True})
+                        else:
+                            records = Model.create({'name': value})
                     value = records.id
                 if value:
                     values[field_name] = value