firewall4: update to latest Git HEAD

firewall4: update to latest Git HEAD

c22eeef fw4: support negative CIDR bit notation
628d791 hotplug: reliably handle interfaces with ubus zone hints
d005293 fw4: store zone associations from ubus in statefile as well
b268225 fw4: filter non hw-offload capable devices when resolving lower devices
57984e0 fw4: always resolve lower flowtable devices
7782017 tests: fix mocked `fd.read("line")` api
72b196d config: remove restictions on DHCPv6 allow rule
f0cc317 fw4: refactor family selection for forwarding rules
b0b8122 treewide: use modern syntax
05995f1 fw4: fix emitting device jump rules for family restricted zones
b479815 fw4: fix family auto-selection for config nat rules
2816a82 ruleset: ensure that family-agnostic ICMP rules cover ICMPv6 as well
2379c3d tests: add test coverage for zone family selection logic

Fixes: #5066, #9611, #9765, #9854
Signed-off-by: Jo-Philipp Wich <jo@mein.io>