minor phpdoc fix
minor phpdoc fix

vutung2311/dbal,gencer/dbal,BenMorel/dbal,mikeSimonson/dbal,doctrine/dbal,lcobucci/dbal,drieschel/dbal,Tobion/dbal,stof/dbal,lcobucci/dbal,gencer/dbal,drieschel/dbal,vutung2311/dbal,stof/dbal,Tobion/dbal,mikeSimonson/dbal,doctrine/dbal,BenMorel/dbal,deeky666/dbal,deeky666/dbal