Install missing package in spiceproxy container
Install missing package in spiceproxy container

nova-spicehtml5proxy service fails on RPM-based systems unless the
spice-html5 RPM is also installed.

Change-Id: I0807159cd68bcc9df4da2d94d7b54a2871236f59
Closes-Bug: #1587212

mandre/kolla,dardelean/kolla-ansible,mrangana/kolla,coolsvap/kolla,mandre/kolla,rahulunair/kolla,GalenMa/kolla,GalenMa/kolla,dardelean/kolla-ansible,intel-onp/kolla,coolsvap/kolla,nihilifer/kolla,dardelean/kolla-ansible,openstack/kolla,nihilifer/kolla,coolsvap/kolla,rahulunair/kolla,stackforge/kolla,stackforge/kolla,mandre/kolla,stackforge/kolla,intel-onp/kolla,mrangana/kolla,openstack/kolla