fix tests

tests/Unit/Models/StatsTest.php

@@ -9,16 +9,16 @@ class StatsTest extends TestCase
 {
     public function test_model_metadata_is_converted(): void
     {
-        $model = new Stats();
+        $model = new Stats;
 
         $this->assertSame('stats', $model->getTable());
         $this->assertSame('id', $model->getKeyName());
         $this->assertSame(true, $model->timestamps);
-        $this->assertSame(["students", "teachers", "admins", "users"], $model->getFillable());
+        $this->assertSame(['students', 'teachers', 'admins', 'users'], $model->getFillable());
     }
 
     public function test_model_class_loads(): void
     {
-        $this->assertInstanceOf(Stats::class, new Stats());
+        $this->assertInstanceOf(Stats::class, new Stats);
     }
 }