Updated openstack/openstack
Project: openstack/cinder  8d7420f1d68cea61c59f8e7f4ece8d39b862529e

ZFSSA iSCSI driver cannot add multple initiators to a group

All initiators defined in zfssa_initiator property would be
added to the group.
Also fixed some typos related to initiators error messages.

Change-Id: Iec6c90702e5aafa153b4a7f1e429974ac450afc0
Closes-Bug: #1369750