Use xxh128 instead of md5

Author: fancyweb

Internal/AmpClientState.php

@@ -128,7 +128,7 @@ private function getClient(array $options): array
             'proxy' => $options['proxy'],
         ];
 
-        $key = md5(serialize($options));
+        $key = hash('xxh128', serialize($options));
 
         if (isset($this->clients[$key])) {
             return $this->clients[$key];