[FIX] payment: use order company on payment page

- The payment link generated by using the wizard
    `payment.link.wizard` are overriden to generate
    URL linked to sale orders.

    If so, we want the payment acquirer displayed to
    be in the same company as the sale order.

closes odoo/odoo#49018

X-original-commit: 8c299efb6cb4355cec39cdedd8d7c3134f53d199
Signed-off-by: Toufik Benjaa (tbe) <tbe@odoo.com>

addons/payment/controllers/portal.py

@@ -199,6 +199,8 @@ class WebsitePayment(http.Controller):
         acquirers = None
         if acquirer_id:
             acquirers = env['payment.acquirer'].browse(int(acquirer_id))
+        if order_id:
+            acquirers = env['payment.acquirer'].search([('state', 'in', ['enabled', 'test']), ('company_id', '=', order.company_id.id)])
         if not acquirers:
             acquirers = env['payment.acquirer'].search([('state', 'in', ['enabled', 'test']), ('company_id', '=', user.company_id.id)])