network: Don't require ipt_checksum
network: Don't require ipt_checksum

This should fix things for Solus users.

Signed-off-by: Stéphane Graber <089afc6d81f66f1168a9849e15660feae286e024@ubuntu.com>

pcdummy/lxd,mjeanson/lxd,mjeanson/lxd,Skarlso/lxd,lxc/lxd,stgraber/lxd,jsavikko/lxd,atxwebs/lxd,lxc/lxd,jsavikko/lxd,stgraber/lxd,lxc/lxd,lxc/lxd,stgraber/lxd,erikmack/lxd,Skarlso/lxd,hallyn/lxd,lxc/lxd,atxwebs/lxd,pcdummy/lxd,stgraber/lxd,Skarlso/lxd,stgraber/lxd,hallyn/lxd,lxc/lxd,lxc/lxd,pcdummy/lxd,atxwebs/lxd,atxwebs/lxd,Skarlso/lxd,jsavikko/lxd,erikmack/lxd,mjeanson/lxd,stgraber/lxd,erikmack/lxd,stgraber/lxd,hallyn/lxd,hallyn/lxd,hallyn/lxd,hallyn/lxd