Scrutinizer Auto-Fixes

@chadicus requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/chadicus/exceptions-php/inspections/2b8362e2-5941-4bc0-8b98-fef0a57dd87b

Enabled analysis tools:
 - PHP Analyzer
 - PHP Mess Detector
 - PHP Code Sniffer
 - Security Advisory Checker
 - PHP Lines Of Code
 - PHP PDepend
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer