ARM: dts: omap3-ha-lcd: remove unneeded unit name

This patch fixes the following DTC warnings for omap3-ha-lcd.dtb:

"display@0 has a unit name, but no reg property"
Signed-off-by: Javier Martinez Canillas <javier@osg.samsung.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/omap3-ha-lcd.dts

@@ -121,7 +121,7 @@ aliases {
 		display0 = &lcd0;
 	};
 
-	lcd0: display@0 {
+	lcd0: display {
 		compatible = "panel-dpi";
 		label = "lcd";