Remove old/deprected links for sitemaps submission

app/Module/SiteMapModule.php

@@ -124,16 +124,9 @@ public function getAdminAction(ServerRequestInterface $request): ResponseInterfa
 
         $sitemap_url = route('sitemap-index');
 
-        // This list comes from https://en.wikipedia.org/wiki/Sitemaps
-        $submit_urls = [
-            'Bing/Yahoo' => Html::url('https://www.bing.com/webmaster/ping.aspx', ['siteMap' => $sitemap_url]),
-            'Google'     => Html::url('https://www.google.com/webmasters/tools/ping', ['sitemap' => $sitemap_url]),
-        ];
-
         return $this->viewResponse('modules/sitemap/config', [
             'all_trees'   => $this->tree_service->all(),
             'sitemap_url' => $sitemap_url,
-            'submit_urls' => $submit_urls,
             'title'       => $this->title(),
         ]);
     }

resources/views/modules/sitemap/config.phtml

@@ -11,7 +11,6 @@ use Illuminate\Support\Collection;
 /**
  * @var Collection<int,Tree> $all_trees
  * @var string               $sitemap_url
- * @var array<string,string> $submit_urls
  * @var string               $title
  */
 
@@ -46,17 +45,3 @@ use Illuminate\Support\Collection;
 <p>
     <?= I18N::translate('URL') ?> — <a href="<?= e($sitemap_url) ?>"><?= e($sitemap_url) ?></a>
 </p>
-
-<p>
-    <?= I18N::translate('To tell search engines that sitemaps are available, you can use the following links.') ?>
-</p>
-
-<ul>
-    <?php foreach ($submit_urls as $search_engine => $url) : ?>
-    <li>
-        <a href="<?= e($url) ?>">
-            <?= e($search_engine) ?>
-        </a>
-    </li>
-    <?php endforeach ?>
-</ul>