Scrutinizer Auto-Fixes

@dominics requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/vend/php-resque/inspections/7b30b767-41f8-49e8-a7b6-3134e6806425

Enabled analysis tools:
 - PHP Analyzer
 - PHP PDepend
 - External Code Coverage
 - PHP Similarity Analyzer
 - PHP Change Tracking Analyzer