fix wrong namespace use

apps/backend/app/Services/TypesenseService.php

@@ -1,10 +1,9 @@
 <?php
 
-namespace App\Services;
+namespace app\Services;
 
 use App\Models\Event;
 use App\Models\User;
-use Illuminate\Support\Facades\Cache;
 use Typesense\Client;
 
 class TypesenseService

apps/backend/app/Services/UserService.php

@@ -2,7 +2,6 @@
 
 namespace app\Services;
 use app\Models\User;
-use Illuminate\Support\Facades\Log;
 
 class UserService
 {