[IMP] website_sale: make tour tooltip more visible

A tour tooltip was targeting a snippet which is at the bottom of the
page, we now target a snippet which is on top of the list so that the
related tour tooltip is more visible.

task-1942742

closes odoo/odoo#31400

Signed-off-by: Romain Derie (rde) <rde@odoo.com>

addons/website_sale/static/src/js/website_sale_tour_shop.js

@@ -45,7 +45,7 @@ odoo.define("website_sale.tour_shop", function (require) {
             actions.auto(".modal-footer .btn-secondary");
         },
     }, {
-        trigger: "#snippet_structure .oe_snippet:eq(8) .oe_snippet_thumbnail",
+        trigger: "#snippet_structure .oe_snippet:eq(3) .oe_snippet_thumbnail",
         extra_trigger: "body:not(.modal-open)",
         content: _t("Drag this website block and drop it in your page."),
         position: "bottom",