Corregge i contatti email al dominio matchlivetv.it.

I mailto di prezzi/billing e i default privacy/mailer puntavano
ancora a matchlive.it, dominio brand incoerente.

Co-authored-by: Cursor <cursoragent@cursor.com>

backend/app/views/public/pages/pricing.html.erb

@@ -40,6 +40,6 @@
   <div class="card" style="margin-top:32px;text-align:center">
     <h3 style="margin-top:0"><%= t("pages.pricing.different_title") %></h3>
     <p style="color:#aaa;margin-bottom:16px"><%= t("pages.pricing.different_body") %></p>
-    <%= mail_to "info@matchlive.it", t("pages.pricing.contact_button"), class: "btn btn-primary" %>
+    <%= mail_to "info@matchlivetv.it", t("pages.pricing.contact_button"), class: "btn btn-primary" %>
   </div>
 </div>