refactor: reorder traits in User model and add newlines in test files

- Reordered the traits in the User model for better organization.
- Added missing newlines at the end of several test files to comply with coding standards.

These changes improve code readability and maintainability across the project.

app/Models/User.php

@@ -11,7 +11,7 @@ use Laravel\Sanctum\HasApiTokens;
 class User extends Authenticatable
 {
     /** @use HasFactory<\Database\Factories\UserFactory> */
-    use HasFactory, Notifiable, HasApiTokens;
+    use HasApiTokens, HasFactory, Notifiable;
 
     /**
      * The attributes that are mass assignable.