Freescale STMP37XX/STMP378X Application UART driver: remove duplicate linux/device.h include

Do not include linux/device.h twice in drivers/tty/serial/mxs-auart.c .
Once is enough.
Signed-off-by: NJesper Juhl <jj@chaosbits.net>
Signed-off-by: NSascha Hauer <s.hauer@pengutronix.de>

drivers/tty/serial/mxs-auart.c

@@ -15,7 +15,6 @@
  */
 
 #include <linux/kernel.h>
-#include <linux/device.h>
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/console.h>