Scrutinizer Auto-Fixes

@Kahbei requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/Kahbei/A3_Gr2_Validator/inspections/6c7bfa76-9ecd-4892-b7b3-412ed42c1b5c

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP Code Sniffer
 - PHP CS Fixer
 - Security Advisory Checker
 - PHP PDepend
 - External Code Coverage
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer