Remove temporary openSUSE-42.2 workaround
Remove temporary openSUSE-42.2 workaround

We required initially 42.2 test updates to be enabled as the
liberasurecode-devel update wasn't released. It is now released
so we can stop pulling that part in.

Change-Id: I4e514e317da8a95809593a49c6dce619bc4c021f

nawawi/openstack,group-policy/devstack,group-policy/devstack,noironetworks/devstack,dtroyer/devstack,dtroyer/devstack,richliu/devstack,noironetworks/devstack,nawawi/openstack,richliu/devstack,openstack-dev/devstack,openstack-dev/devstack