third_party/linux: add bonding

For our provisioning project we need bonding support, enable it in
our kernel.

Change-Id: I46c348c7c855be3a2c3a5db88840f4a7611a49fe
Reviewed-on: https://review.monogon.dev/c/monogon/+/957
Reviewed-by: Mateusz Zalega <mateusz@monogon.tech>
Tested-by: Jenkins CI
diff --git a/third_party/linux/linux-metropolis.config b/third_party/linux/linux-metropolis.config
index 1596660..1ba58eb 100644
--- a/third_party/linux/linux-metropolis.config
+++ b/third_party/linux/linux-metropolis.config
@@ -1604,7 +1604,7 @@
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
 CONFIG_NET_CORE=y
-# CONFIG_BONDING is not set
+CONFIG_BONDING=y
 CONFIG_DUMMY=y
 CONFIG_WIREGUARD=y
 # CONFIG_WIREGUARD_DEBUG is not set