[IMP] payment: token order

Sort the payment tokens by descending id, so that the default token
selected for a partner is the last one.

opw-705441

addons/payment/models/payment_acquirer.py

@@ -630,7 +630,7 @@ class PaymentTransaction(models.Model):
 
 class PaymentToken(models.Model):
     _name = 'payment.token'
-    _order = 'partner_id'
+    _order = 'partner_id, id desc'
 
     name = fields.Char('Name', help='Name of the payment token')
     short_name = fields.Char('Short name', compute='_compute_short_name')