[FIX] website_form: fix spacing on contact us page

Part of https://github.com/odoo/odoo/pull/34422
task-2026299

addons/website_form/views/website_form_templates.xml

@@ -81,7 +81,7 @@
                 <t t-call="website.layout">
                   <div id="wrap">
                     <div class="oe_structure" id="oe_structure_website_form_contact_us_thanks_1"/>
-                    <div class="container">
+                    <div class="container pt-3">
                         <h1>Thanks!</h1>
                         <div class="row">
                             <div class="col-lg-8">