Scrutinizer Auto-Fixes

@dbellettini requested this pull request.

This patch was automatically generated as part of the following inspection:
https://scrutinizer-ci.com/g/dbellettini/php-eventstore-client/inspections/e8788781-6bd0-434d-9ff4-bde5e63c7d4a

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