Update Driver.php
Update Driver.php

fix code style
drieschel/dbal,deeky666/dbal,mikeSimonson/dbal,lcobucci/dbal,lcobucci/dbal,mikeSimonson/dbal,doctrine/dbal,doctrine/dbal,deeky666/dbal,BenMorel/dbal,BenMorel/dbal,drieschel/dbal