Updated openstack/openstack
Project: openstack/tempest  3fb62dabcb0cf7395bf3d810d2690b4fb652e37e

Sahara: add API tests for cluster templates

* create/list/get/delete API tests for cluster templates were added

Partially implements: blueprint savanna-api-tests

Change-Id: Ia8aca9d3001cd0401a2c2a7a4111e8f0e8bcbee7