Rename cloud_account to provider_account for consistency.
Rename cloud_account to provider_account for consistency.

This patch just renames the classad variables to keep things more
consistent.  No real functional change here.

Signed-off-by: Ian Main <87edab3227c32093d388ed00258c1a5e63cfd715@redhat.com>

aeolusproject/conductor,aeolusproject/conductor,aeolusproject/conductor,aeolusproject/conductor