vdsm: packages: do not re-start network service
vdsm: packages: do not re-start network service

rhel does not like re-start (second start) of network service. it fails
on various of errors.

Change-Id: I98853de084666d689f5a3d214bf4626d4a4149dc
Signed-off-by: Alon Bar-Lev <2e3ceb4d37adc6ae3ccc00d3646e0e0a036ace03@redhat.com>

oVirt/ovirt-host-deploy,alonbl/ovirt-host-deploy,oVirt/ovirt-host-deploy,alonbl/ovirt-host-deploy,oVirt/ovirt-host-deploy