Scrutinizer Auto-Fixes

@cbergau requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/cbergau/clean_arch_shop/inspections/785e0e16-3e04-4b92-9489-5befbf5aaec0

Enabled analysis tools:
 - PHP Analyzer
 - PHP PDepend
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer