Updated openstack/openstack
Project: openstack/requirements  7fced2091f56bd9dca69667dee0a22ca5c4f1aa8

Update oslo.vmware to version 0.4

The new version will enable integrating oslo.vmware into Nova. It adds
exception types which are needed in Nova and allows completing the
integration with minimal changes and minimal risk of regressions.

Nova blueprint use-oslo-vmware

Change-Id: I0909da73068739f8cf152a67e5807ee8af57ae44