With netavark being the default networking implementation for Podman v4,
the tutorial needed some updating.
[NO NEW TESTS]
Signed-off-by: Brent Baude <bbaude@redhat.com>
Starting with podman v3.2 rootless cni will work without the
rootless-cni-infra container. Update the network tutorial to reflect the
latest changes and mention that the infra container can be removed.
Signed-off-by: Paul Holzinger <paul.holzinger@web.de>