babeld: update to 1.12
Changelog:
5 May 2022: babeld-1.12
* Implement v4-via-v6 routing (RFC 9229), which allows a router with
IPv4 addresses only to route IPv4. Thanks to Théophile Bastian.
* Enable extended Netlink acks when available.
Thanks to Toke Høyland-Jørgensen.
* Fix restoring of interface configuration to avoid unbounded memory
consumption. Thanks to andrew-hoff.
* Fix handling of deny filters in the install chain.
Refreshed patches:
- 600-add-ubus.patch
Signed-off-by: Nick Hainke <vincent@systemli.org>
(cherry picked from commit
b35766330b89aa14ff6415eaac2a4dcec2adfab4)