all-in-one: install wget
all-in-one: install wget

On cloud images, wget is not installed by default. This patch aims to
fix that so we make sure wget is installed anytime.

Change-Id: Ib2b04a55f3fc71ff51ff29bf5d037d87f1b18223

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration