Updated openstack/openstack
Project: openstack/tempest  69b8225a74ee74589124e3d09c402b00a464442d

Fix subnet api test case for non-default cidr

This patch removes the hardcoding and calculates the Gateway-ip
based on the configured value.

Change-Id: I186f3997500407ad26472e63b1d5a9b5bcfe1732
Closes-Bug: #1318667