ruby: add missing dependency for add-apt-repository
ruby: add missing dependency for add-apt-repository

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