We should use a service account to make requests to external
vendordata services. This something which we got wrong in the
newton cycle, and discussed how to resolve at the ocata summit.
It is intended that this fix be backported to newton as well.
There is a sample external vendordata server which has been
tested with this implementat at:
https://github.com/mikalstill/vendordata
Change-Id: I7d29ecc00f99724731d120ff94b4bf3210f3a64e
Co-Authored-By: Stephen Finucane <sfinucan@redhat.com>