Fix sniff violation

Author: zachborboa

examples/post_json_array_response.php

@@ -15,7 +15,7 @@
 );
 
 $curl = new Curl();
-$curl->setDefaultJsonDecoder($assoc=true);
+$curl->setDefaultJsonDecoder($assoc = true);
 $curl->setHeader('Content-Type', 'application/json');
 $curl->post('https://httpbin.org/post', $data);
 var_dump($curl->response['json']);