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/219c38c5-72db-4267-81e3-f946ea337eb5

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