[TOOLS] Fix errors reported by PHPStan

components/Feed/Controller/Feeds.php

@@ -70,7 +70,7 @@ class Feeds extends FeedController
         $data  = Feed::query(
             query: 'note-from:subscribed-person,subscribed-group,subscribed-organization,subscribed-business',
             page: $this->int('p'),
-            language: $actor?->getTopLanguage()?->getLocale(),
+            language: $actor->getTopLanguage()->getLocale(),
             actor: $actor,
         );
         return [

src/Util/Formatting.php

@@ -392,7 +392,7 @@ abstract class Formatting
                         'text'      => $match[0],
                         'position'  => $match[1],
                         'length'    => mb_strlen($match[0]),
-                        'title'     => $mentioned?->getFullname() ?? $mentioned?->getNickname(),
+                        'title'     => $mentioned->getFullname() ?? $mentioned->getNickname(),
                         'url'       => $url,
                     ];
                 }

tests/Controller/FeedsTest.php

@@ -23,13 +23,13 @@ declare(strict_types = 1);
 
 namespace App\Tests\Controller;
 
-use App\Controller\Feeds;
 use App\Core\DB\DB;
 use App\Core\Security;
 use App\Entity\Note;
 use App\Util\Common;
 use App\Util\Exception\ClientException;
 use App\Util\GNUsocialTestCase;
+use Component\Feed\Controller\Feeds;
 use Jchook\AssertThrows\AssertThrows;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpFoundation\RequestStack;