test: remove teardown

Author: Frederik Ring

tests/Jobs/PlatformStatsSummaryJobTest.php

@@ -34,17 +34,6 @@ protected function setUp(): void {
         $this->users = [];
     }
 
-    protected function tearDown(): void {
-        foreach ($this->wikis as $wiki) {
-            $wiki->wikiDb()->forceDelete();
-            $wiki->forceDelete();
-        }
-        foreach ($this->users as $user) {
-            $user->forceDelete();
-        }
-        parent::tearDown();
-    }
-
     private function seedWikis() {
         $manager = $this->app->make('db');
         for($n = 0; $n < $this->numWikis; $n++ ) {