board: amlogic: vim3: fix phy-names property setup

phy-names was improperly implemented resulting in an inoperable USB-OTG
port.

- phy-names = "usb2-phy0\0\0usb2-phy1\0";
+ phy-names = "usb2-phy0\0usb2-phy1";

Signed-off-by: Artem Lapkin <art@khadas.com>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
diff --git a/board/amlogic/vim3/vim3.c b/board/amlogic/vim3/vim3.c
index 71aaa0d..18ef146 100644
--- a/board/amlogic/vim3/vim3.c
+++ b/board/amlogic/vim3/vim3.c
@@ -104,8 +104,8 @@
 		}
 
 		/* Update PHY names (mandatory to disable USB3.0) */
-		len = strlcpy(data, "usb2-phy0", 32) + 1;
-		len += strlcpy(&data[len], "usb2-phy1", 32 - len) + 1;
+		len = strlcpy(data, "usb2-phy0", 32);
+		len += strlcpy(&data[len], "usb2-phy1", 32 - len);
 		ret = fdt_setprop(blob, node, "phy-names", data, len);
 		if (ret < 0) {
 			printf("vim3: failed to update usb phy names property (%d)\n", ret);