Updated openstack/openstack
Project: openstack/horizon  d13cf248eda38f630347081d644ccd2adb03483a

Handle situation when endpoint deleted

when the cinder services exist but endpoint deleted, accessing
to /project/access_and_security will cause an error:
IndexError: list index out of range

Change-Id: Iad7f72cd5247f33245f25a8092c40a4d3a04cef9
Partial-Bug: #1394900