Disable SSL validation in gabbi tests

Disable SSL validation to prevent autoscaling tests
from failing with error
"certificate verify failed: unable to get local issuer certificate"

Set parameter "disable_ssl_certificate_validation" to True
which was introduced in 959fc69e492ed1d2297cce624c1efbf79e9f1b66

Signed-off-by: Yadnesh Kulkarni <ykulkarn@redhat.com>
Change-Id: Iaa61eebf0e652b60182f893bba009b30d4734f95
1 file changed