bmips: dgnd3700v2: fix network config

ucidef_set_bridge_device is needed for DGND3700v2 network config since VLAN 1
must be used for the switch to be correctly configured.

Signed-off-by: Álvaro Fernández Rojas <[email protected]>

target/linux/bmips/nand/base-files/etc/board.d/02_network

@@ -10,6 +10,7 @@ comtrend,vr-3032u)
 	ucidef_set_interface_lan "lan1 lan2 lan3 lan4"
 	;;
 netgear,dgnd3700-v2)
+	ucidef_set_bridge_device switch
 	ucidef_set_interface_lan "extsw"
 	;;
 esac