Scrutinizer Auto-Fixes

@mimmi20 requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/mimmi20/browscap/inspections/e0814147-54b0-4284-aede-2327a4c80c41

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP Code Sniffer
 - PHP CS Fixer
 - Security Advisory Checker
 - PHP Copy/Paste Detector
 - PHP Lines Of Code
 - PHP PDepend
 - External Code Coverage
 - PHP Change Tracking Analyzer