gluon-mesh-batman-adv-core: fix ARP resolution of next-node IPv4 address

The ebtables rules were not adjusted when switching from macvlan to veth.

package/gluon-mesh-batman-adv-core/files/lib/gluon/ebtables/250-next-node

@@ -7,8 +7,8 @@ rule('FORWARD --logical-out br-client -o bat0 -s ' .. next_node.mac .. ' -j DROP
 rule('OUTPUT --logical-out br-client -o bat0 -s ' .. next_node.mac .. ' -j DROP')
 
 if next_node.ip4 then
-	rule('FORWARD --logical-in br-client -p ARP --arp-ip-src ' .. next_node.ip4 .. ' -j DROP')
-	rule('FORWARD --logical-in br-client -p ARP --arp-ip-dst ' .. next_node.ip4 .. ' -j DROP')
+	rule('FORWARD --logical-out br-client -o bat0 -p ARP --arp-ip-src ' .. next_node.ip4 .. ' -j DROP')
+	rule('FORWARD --logical-out br-client -o bat0 -p ARP --arp-ip-dst ' .. next_node.ip4 .. ' -j DROP')
 
 	rule('FORWARD --logical-out br-client -o bat0 -p IPv4 --ip-destination ' .. next_node.ip4 .. ' -j DROP')
 	rule('OUTPUT --logical-out br-client -o bat0 -p IPv4 --ip-destination ' .. next_node.ip4 .. ' -j DROP')