[REM] website_sale_digital: remove dead code

Product field type value `digital` doesn't exist anymore, see 1a1efe3fce
Moreover, `digital` as qcontext seems like it was not used anyway, see
8a1b8e880c.

closes odoo/odoo#71629

Related: odoo/enterprise#18697
Signed-off-by: Jérémy Kersten (jke) <jke@openerp.com>

addons/website_sale_digital/controllers/main.py

@@ -10,18 +10,6 @@ from werkzeug.utils import redirect
 from odoo import http
 from odoo.http import request
 from odoo.addons.sale.controllers.portal import CustomerPortal
-from odoo.addons.website_sale.controllers.main import WebsiteSale
-
-
-class WebsiteSaleDigitalConfirmation(WebsiteSale):
-
-    @http.route()
-    def shop_payment_confirmation(self, **post):
-        response = super().shop_payment_confirmation(**post)
-        order_lines = response.qcontext['order'].order_line
-        digital_content = any(x.product_id.type == 'digital' for x in order_lines)
-        response.qcontext.update(digital=digital_content)
-        return response
 
 
 class WebsiteSaleDigital(CustomerPortal):