OMAP3: igep00x0: fix a build warning on IGEP boards

commit b689cd5 OMAP3: use a single board file for IGEP devices

introduced the following build warning:

igep00x0.h:168:24: warning: backslash-newline at end of file [enabled
by default]

This patch fixes the issue.
Signed-off-by: NJavier Martinez Canillas <javier.martinez@collabora.co.uk>

board/isee/igep00x0/igep00x0.h

@@ -167,4 +167,4 @@ static void setup_net_chip(void);
 
 #define MUX_IGEP0030() \
 	MUX_VAL(CP(UART1_TX),       (IDIS | PTD | DIS | M0)) /* UART1_TX */\
-	MUX_VAL(CP(UART1_RX),       (IEN  | PTD | DIS | M0)) /* UART1_RX */\
+	MUX_VAL(CP(UART1_RX),       (IEN  | PTD | DIS | M0)) /* UART1_RX */