Add feature switch for woo commerce list sync

[MAILPOET-1732]

lib/Config/Menu.php

@@ -408,6 +408,9 @@ class Menu {
   }
 
   function wooCommerceListImport() {
+    if (!$this->settings->get('woo_commerce_list_sync_enabled')) {
+      return;
+    }
     if ((bool)(defined('DOING_AJAX') && DOING_AJAX)) return;
     $data = [
       'finish_wizard_url' => $this->wp->adminUrl('admin.php?page=' . self::MAIN_PAGE_SLUG),