Scrutinizer Auto-Fixes

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/vivait/StringGeneratorBundle/inspections/0a44bea5-3886-4458-8024-c97a30d9d47c
Merge pull request #19 from robcaw/scrutinizer-patch-2

Scrutinizer Auto-Fixes