Updated openstack/openstack
Project: openstack-dev/devstack  fe420ec7dd46e3b62a4dd88ecc332b6013ca14aa
null
euca-bundle-image requires a new architecture parameter

Ran into this issue while trying to enable UCA. This switch was
documented by the euca2ools team in:
https://eucalyptus.atlassian.net/browse/DOC-807

Closes-Bug: #1304571

Change-Id: I1ea7c6a760c75e67f09e566d73e571be3a1d89ea