Don't hide ftp_connect error behind ftp_close error

Author: kohlerdominik

src/Ftp/FtpConnectionProvider.php

@@ -30,7 +30,7 @@ public function createConnection(FtpConnectionOptions $options)
             $this->ignorePassiveAddress($options, $connection);
             $this->makeConnectionPassive($options, $connection);
         } catch (FtpConnectionException $exception) {
-            ftp_close($connection);
+            @ftp_close($connection);
             throw $exception;
         }