Merge pull request doctrine#2016 from greg0ire/remove-useless-bootstrap

Remove bootstrap file

Author: greg0ire

phpunit.xml.dist

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <phpunit xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
          colors="true"
-         bootstrap="tests/bootstrap.php"
          xsi:noNamespaceSchemaLocation="vendor/phpunit/phpunit/phpunit.xsd"
          displayDetailsOnTestsThatTriggerDeprecations="true"
          failOnDeprecation="true"