Code cleanup for scrutinizer.

app/Services/Bunq/Object/NotificationFilter.php

@@ -34,5 +34,6 @@ class NotificationFilter extends BunqObject
      */
     public function __construct(array $data)
     {
+        unset($data);
     }
 }

app/Services/Currency/FixerIO.php

@@ -42,7 +42,6 @@ class FixerIO implements ExchangeRateInterface
     {
         $uri        = sprintf('https://api.fixer.io/%s?base=%s&symbols=%s', $date->format('Y-m-d'), $fromCurrency->code, $toCurrency->code);
         $statusCode = -1;
-        $body       = '';
         try {
             $result     = Requests::get($uri);
             $statusCode = $result->status_code;