Enable tempest config regeneration

Change the runtest formula behavior to always create a tempest.conf
according to the actual objects in the OpenStack

Change-Id: I9a9c10e1bf2997df6b6bf128f0c661b5ceae1b02
Related-prod: PROD-25676
(cherry picked from commit d541ea023ff4f2707221f707e1318e8b80ece38b)
2 files changed