packaging: Updated Makefile to create dbutils folder

This patch is an addition to the gerrit.ovirt.org/12512
which in some cases doesn't handle the creation of the
dbutils folder correctly.

Change-Id: I211910edec4bf99c8cfafba6fe8cfe9683d09b01
Bug-Url: https://bugzilla.redhat.com/893459
Signed-off-by: Alex Lourie <alourie@redhat.com>