[FIX] payment: save the token if the option is checked in the form mode of the related acquirer.

The function was searching for the wrong acquirer in the page, so check the option was without effect

addons/payment/static/src/js/payment_form.js

@@ -142,7 +142,7 @@ odoo.define('payment.payment_form', function (require) {
                     // if there's a prepare tx url set
                     if ($tx_url.length === 1) {
                         // if the user wants to save his credit card info
-                        var form_save_token = $('input[name="o_payment_form_save_token"]').prop('checked');
+                        var form_save_token = acquirer_form.find('input[name="o_payment_form_save_token"]').prop('checked');
                         // then we call the route to prepare the transaction
                         ajax.jsonRpc($tx_url[0].value, 'call', {
                             'acquirer_id': parseInt(acquirer_id),

addons/website_sale/controllers/main.py

@@ -749,7 +749,7 @@ class WebsiteSale(http.Controller):
         values['s2s_acquirers'] = [acq for acq in acquirers if acq.payment_flow == 's2s' and acq.registration_view_template_id]
         values['tokens'] = request.env['payment.token'].search(
             [('partner_id', '=', order.partner_id.id),
-            ('acquirer_id', 'in', [acq.id for acq in values['s2s_acquirers']])])
+            ('acquirer_id', 'in', acquirers.ids)])
 
         for acq in values['form_acquirers']:
             acq.form = acq.with_context(submit_class='btn btn-primary', submit_txt=_('Pay Now')).sudo().render(