Scrutinizer Auto-Fixes

@oyejorge requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/oyejorge/less.php/inspections/34afaab5-227e-45f9-9be0-a6e87c88a890

Enabled analysis tools:
 - PHP Analyzer
 - PHP CS Fixer
 - PHP Copy/Paste Detector
 - PHP PDepend