babeld: Update to version 1.8.5
This updates babeld to the latest release from the
babeld-1.8-branch, which introduces mostly fixes:
22 July 2019: babeld-1.8.5
* Fixed a bug that caused confustion between learned routes and
imported routes (thanks to Fabian Bläse).
* Fixed a bug that prevented install filters from being evaluated
(thanks to Killian Lufau).
9 November 2018: babeld-1.8.4
* Fixed a bug that discarded pipelined commands received on the local
configuration interface.
* Added the per-interface option rfc6126-compatible.
24 September 2018: babeld-1.8.3
* Fixed a read-only two byte buffer overflow in the packet parser.
This is a read-only overflow, and hence most probably not exploitable.
* Fixed an issue with creating unreachable routes on recent kernels
(4.16 and up). Thanks to Christof Schulze.
* Notice interface changes faster by listening to more netlink events.
Thanks to Christof Schulze.
* Fixed a local interface issue when an interface has no link-local
address. Thanks to Christof Schulze.
During the last months, "babeld-1.8.5" has shown superior stability
compared to earlier versions in my tests.
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>