bump version

Author: carlalexander

src/Client.php

@@ -926,7 +926,7 @@ private function createRequest(string $method, string $uri, array $body = []): R
         $headers = [
             'Accept' => 'application/json',
             'Content-Type' => 'application/json',
-            'User-Agent' => 'ymir-sdk-php/1.2.1',
+            'User-Agent' => 'ymir-sdk-php/1.3.0',
         ];
         $method = strtolower($method);