Scrutinizer Auto-Fixes

@piotrjura requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/piotrjura/fitness-api/inspections/c85dd9b3-982f-4e54-8b9d-1f1f86283d41

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