devlink: Remove top_hierarchy arg for DEVLINK disabled path

Earlier change missed the path where CONFIG_NET_DEVLINK is disabled.
Thanks to Jiri for spotting.

Fixes: 14530746

 ("devlink: Remove top_hierarchy arg to devlink_resource_register")
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>