Updated openstack/openstack
Project: openstack/heat  1d66ff8f7159b6445447d27ee0aeaa52dd6867eb

Fix OS::Trove::Instance restore_point property

python-troveclient expects restorePoint to be a dictionary with a
"backupRef" key.

Change-Id: Ib4d83e82dcd5c012fdc12255a93682a6c2d9f47c
Closes-Bug: #1338626