ARM: dts: omap3-pandora-common: remove unneded unit name

This patch fixes the following DTC warnings for omap3-pandora-600mhz.dtb
and omap3-pandora-1ghz.dtb:

"connector@1 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-pandora-common.dtsi

@@ -27,7 +27,7 @@ aliases {
 		display0 = &lcd;
 	};
 
-	tv: connector@1 {
+	tv: connector {
 		compatible = "connector-analog-tv";
 		label = "tv";