php/setup: remove useless mkdir call
php/setup: remove useless mkdir call

We don't need it anymore.

emerleite/basebuilder,emerleite/basebuilder,actionjack/basebuilder,axelerant/basebuilder,keymon/basebuilder,jusbrasil/basebuilder,ChangjunZhao/basebuilder,actionjack/basebuilder,emerleite/basebuilder,jusbrasil/basebuilder,leandrosouza/basebuilder,marcuskara/basebuilder,jusbrasil/basebuilder,keymon/basebuilder,actionjack/basebuilder,tsuru/basebuilder,marcuskara/basebuilder,keymon/basebuilder,axelerant/basebuilder,ChangjunZhao/basebuilder,keymon/basebuilder,keymon/basebuilder,leandrosouza/basebuilder,keymon/basebuilder,leandrosouza/basebuilder,keymon/basebuilder,axelerant/basebuilder,tsuru/basebuilder,ChangjunZhao/basebuilder,marcuskara/basebuilder,keymon/basebuilder