This commit brings back post-review image testing implemented using
buildset registry to remove necessity of pushing not tested images to
dockerhub.
Flow on post-review:
create buildset registy ->
build images and push to buildset registry ->
pause each upload job ->
run deployment against built images ->
upload images to dockerhub ->
promote images.
Current implementation does not use opendev-* parent jobs for both pre
and post-review to avoid pushing images to intermediate registry to save
up to 15 minutes on publishing.
Change-Id: I272cdd1bfc77f4b76998f96cd16606bb9e04b8b8
Signed-off-by: Andrii Ostapenko <andrii.ostapenko@att.com>
39f967781e