ARM: OMAP: board-nokia770: correct lcd name

Some time ago, the 'lcd_lph8923' device was renamed to 'lcd_mipid' but
the board-nokia770.c file was not updated accordingly, leading to not
working lcd.

This one-liner fixe the trouble.
Signed-off-by: Arnaud Patard <arnaud.patard@rtp-net.org>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/mach-omap1/board-nokia770.c

@@ -103,7 +103,7 @@ static struct ads7846_platform_data nokia770_ads7846_platform_data __initdata =
 
 static struct spi_board_info nokia770_spi_board_info[] __initdata = {
 	[0] = {
-		.modalias       = "lcd_lph8923",
+		.modalias		= "lcd_mipid",
 		.bus_num        = 2,
 		.chip_select    = 3,
 		.max_speed_hz   = 12000000,