selftests: bonding: add missing build configs

bonding tests also try to create bridge, veth and dummy
interfaces. These are not currently listed in config.

Fixes: bbb774d ("net: Add tests for bonding and team address list management")
Fixes: c078290 ("selftests: include bonding tests into the kselftest infra")
Acked-by: Muhammad Usama Anjum <usama.anjum@collabora.com>
Link: https://lore.kernel.org/r/20240116020201.1883023-1-kuba@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

tools/testing/selftests/drivers/net/bonding/config

@@ -1,2 +1,5 @@
 CONFIG_BONDING=y
+CONFIG_BRIDGE=y
+CONFIG_DUMMY=y
 CONFIG_MACVLAN=y
+CONFIG_VETH=y