Update README.md

Author: eric-martin

README.md

@@ -30,9 +30,9 @@ $logger = new Logger('application_name', 'environment_name', $transport);
 
 <b>Proxy</b>
 - ExecTransport supports data delivery through proxy. Specify proxy using [libcurl format](http://curl.haxx.se/libcurl/c/CURLOPT_PROXY.html): <[protocol://][user:password@]proxyhost[:port]>
-    ```php
-    $transport = new ExecTransport($apiKey, ['proxy' => 'https://55.88.22.11:3128']);
-    ```
+```php
+$transport = new ExecTransport($apiKey, ['proxy' => 'https://55.88.22.11:3128']);
+```
 
 <b>Curl path</b>
 - It can be useful to specify ```curl``` destination path for ExecTransport. This option is set to 'curl' by default.