silence PHP 8.2 deprecation notices

src/Curl/Curl.php

@@ -5,6 +5,7 @@ namespace Curl;
 use Curl\ArrayUtil;
 use Curl\Url;
 
+#[\AllowDynamicProperties]
 class Curl
 {
     const VERSION = '9.12.5';

tests/PHPCurlClass/Helper.php

@@ -13,6 +13,8 @@ class Test
 
     private $testUrl;
 
+    public $curl;
+
     public function __construct($port = null)
     {
         $this->testUrl = $port === null ? self::TEST_URL : $this->getTestUrl($port);

tests/PHPCurlClass/User.php

@@ -16,6 +16,7 @@ if (interface_exists('JsonSerializable')) {
             $this->email = $email;
         }
 
+        #[\ReturnTypeWillChange]
         public function jsonSerialize()
         {
             return [