Fix Download get-pip play in vagrant.yml
Fix Download get-pip play in vagrant.yml

Fixes syntax for get_url module in ansible playbook vagrant.yml
which was causing the vagrant up command to fail.

Change-Id: Iffb0b17c8f808b33538b06d21c52ca603f018a9c
Closes-Bug: 1521750

EntropyWorks/bifrost,EntropyWorks/bifrost,bcornec/bifrost,openstack/bifrost,openstack/bifrost,bcornec/bifrost