Ensure network-scripts installed in CentOS8
Ensure network-scripts installed in CentOS8

As we removing NetworkManager and relying on network
service, we need to ensure network-scripts package
is installed, without it network service fails to
start on CentOS8.

Change-Id: I3bf0345239295415a5bbc41981ad9b8671561030

rdo-infra/weirdo