Updated openstack/openstack
Project: openstack/sahara  547bec78a48a74d71c88e5bda5c616fc6198e245

Fixed volumes configuration in spark plugin

Only current node group config should influence on data location.

Change-Id: Id1d6f7bf29fd5b8d7734d3358b6e34f06bf084da
Closes-Bug: #1375920