Scrutinizer Auto-Fixes

@dmromanov requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/dmromanov/codesample1/inspections/913dc7c7-ce3d-4fe8-9749-800744d1860f

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