[FIX] website_sale_delivery: only load tour in frontend

This tour is useless in backend.
This patch will be required in saas~12.2 as `web_editor.base` (used in
the tour) is only available in frontend.

closes odoo/odoo#34041

Signed-off-by: Jérémy Kersten (jke) <jke@openerp.com>

addons/website_sale_delivery/tests/test_ui.py

@@ -11,4 +11,4 @@ class TestUi(odoo.tests.HttpCase):
             'free_over': True,
             'amount': 10,
         })
-        self.phantom_js("/web", "odoo.__DEBUG__.services['web_tour.tour'].run('check_free_delivery')", "odoo.__DEBUG__.services['web_tour.tour'].tours.check_free_delivery.ready", login="admin")
+        self.phantom_js("/", "odoo.__DEBUG__.services['web_tour.tour'].run('check_free_delivery')", "odoo.__DEBUG__.services['web_tour.tour'].tours.check_free_delivery.ready", login="admin")

addons/website_sale_delivery/views/website_sale_delivery_templates.xml

@@ -19,11 +19,6 @@
       <xpath expr="." position="inside">
         <script type="text/javascript" src="/website_sale_delivery/static/src/js/website_sale_delivery.js"></script>
         <link rel="stylesheet" type="text/scss" href="/website_sale_delivery/static/src/scss/website_sale_delivery.scss"/>
-      </xpath>
-    </template>
-
-    <template id="assets_common" name="Website Sale Common Assets" inherit_id="web.assets_common">
-      <xpath expr="." position="inside">
         <script type="text/javascript" src="/website_sale_delivery/static/src/js/website_free_delivery_tour.js"></script>
       </xpath>
     </template>