fix lint

Author: Mh-Asmi

src/Ushahidi/DataSource/Sislog/Sislog.php

@@ -136,7 +136,7 @@ public function send($to, $message, $title = "", $contact_type = null)
         // Make a POST request to send the data to frontline cloud
 
         try {
-            $response = $this->client->request('POST', $serverUrl , [
+            $response = $this->client->request('POST', $serverUrl, [
                 'headers' => [
                     'Accept'               => 'application/json',
                     'Content-Type'         => 'application/json',