Fix spellchecker tests (again)

.github/workflows/browser_tests.yml

@@ -34,6 +34,9 @@ jobs:
       - name: Setup problem matchers
         run: echo "::add-matcher::${{ runner.tool_cache }}/phpunit.json"
 
+      - name: Install Aspell
+        run: sudo apt-get -y install aspell aspell-en aspell-de
+
       - name: Setup composer
         run: |
             cp composer.json-dist composer.json

tests/Framework/Spellchecker.php

@@ -77,8 +77,8 @@ class Framework_Spellchecker extends PHPUnit\Framework\TestCase
         $expected = ['ON','on','Ont','only','onya','NY','onyx','Ono','any','one'];
         $result   = $object->get_suggestions('ony');
 
-        asort($expected);
-        asort($result);
+        sort($expected);
+        sort($result);
 
         $this->assertSame($expected, $result);
     }