package/bird: bump to version 2.0.12

Bugfix release, with "Important bugfixes".  For details, see the
announcement:

https://bird.network.cz/pipermail/bird-users/2023-January/016560.html

Signed-off-by: Itz 'toinux' Wam <itz.wam@gmail.com>
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
(cherry picked from commit eb940ab43d6ec8b0703182fd491e3ef9c57acc6e)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

package/bird/bird.hash

@@ -1,2 +1,2 @@
-sha256  60a7b83b67b9d089d2a745a11fddd12461f631abc7b645b6c085adf90b3f55d6  bird-2.0.11.tar.gz
+sha256  3ec462a237d06d1f4455d6ec00a42f0b1686061fc988e5c89a841d01dd753b53  bird-2.0.12.tar.gz
 sha256  94c53c84320078920ac1f0d49c81a4e9004512f534521a58bdf145acbcbc2cd2  README

package/bird/bird.mk

@@ -4,7 +4,7 @@
 #
 ################################################################################
 
-BIRD_VERSION = 2.0.11
+BIRD_VERSION = 2.0.12
 BIRD_SITE = https://bird.network.cz/download
 BIRD_LICENSE = GPL-2.0+
 BIRD_LICENSE_FILES = README