Scrutinizer Auto-Fixes

@netzmacht requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/netzmacht/html/inspections/405ffd4e-29ed-4f17-9b45-f10108dbfdc7

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