gluon-ebtables-filter-multicast: allow hop-by-hop options as ICMPv6 is...

gluon-ebtables-filter-multicast: allow hop-by-hop options as ICMPv6 is sometimes prefixed by an HBH header

package/gluon-ebtables-filter-multicast/files/lib/gluon/ebtables/110-mcast-allow-icmpv6

+rule 'MULTICAST_OUT -p IPv6 --ip6-protocol 0 -j RETURN' -- hop-by-hop
 rule 'MULTICAST_OUT -p IPv6 --ip6-protocol ipv6-icmp -j RETURN'