increase mono requests timeout to 10 sec

src/Client.php

@@ -28,7 +28,7 @@ public function __construct(string $token, array $custom_headers = [])
 
         $this->httpClient = new \GuzzleHttp\Client([
             'base_uri' => $this->apiEndpoint,
-            \GuzzleHttp\RequestOptions::TIMEOUT => 5,
+            \GuzzleHttp\RequestOptions::TIMEOUT => 10,
             \GuzzleHttp\RequestOptions::HEADERS => $headers,
             \GuzzleHttp\RequestOptions::HTTP_ERRORS => false,
         ]);