Use new RPC client in hosted_engine.py
Use new RPC client in hosted_engine.py

Change-Id: I933f96f2bfdb1622687dff884967d588f3bc088d
Bug-Url: https://bugzilla.redhat.com/1393922
Signed-off-by: Andrej Krejcir <cd319b80dc788d308d262d82d71619ebc6569033@redhat.com>

oVirt/ovirt-hosted-engine-ha,oVirt/ovirt-hosted-engine-ha,oVirt/ovirt-hosted-engine-ha,oVirt/ovirt-hosted-engine-ha