ramips: Archer C50v1: fix switch port numbering

Luci shows switch ports in wrong order on that device.
This patch fixes switch port numbering and matches them to the device
silkscreen.

Signed-off-by: Thibaut VARENE <hacks@slashdirt.org>

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

@@ -155,7 +155,6 @@ ramips_setup_interfaces()
 	awm002-evb-8M|\
 	awm003-evb|\
 	c20i|\
-	c50|\
 	dir-645|\
 	f5d8235-v2|\
 	gl-mt300a|\
@@ -182,6 +181,10 @@ ramips_setup_interfaces()
 		ucidef_add_switch "switch0" \
 			"1:lan" "2:lan" "3:lan" "4:lan" "0:wan" "6@eth0"
 		;;
+	c50)
+		ucidef_add_switch "switch0" \
+			"1:lan:3" "2:lan:4" "3:lan:1" "4:lan:2" "0:wan" "6@eth0"
+		;;
 	dir-860l-b1)
 		ucidef_add_switch "switch0" \
 			"1:lan:4" "2:lan:3" "3:lan:2" "4:lan:1" "0:wan" "6@eth0"