Scrutinizer Auto-Fixes

@ahonymous requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/ahonymous/AwsClientBundle/inspections/66c17249-1a40-4c19-a2d9-d9af1814528b

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