Scrutinizer Auto-Fixes

@m235 requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/m235/DeezerApiBundle/inspections/04d9bb3e-9e89-4da8-a463-71ed247a31e2

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