[CICDANSIBLE] Add availability_zone Heat stack parameter

This will allow parametrizing the availability zone in cicdansible

Change-Id: Ia825b01e246acf7877b66665d436f0c4a1991b60
Issue-ID: OOM-2935
Signed-off-by: Bartek Grzybowski <b.grzybowski@partner.samsung.com>
5 files changed