ARM: dts: omap3-gta04: Fix audio node malformatting

Audio should be child of twl node.
Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

arch/arm/boot/dts/omap3-gta04.dtsi

@@ -237,11 +237,11 @@ twl: twl@48 {
 		reg = <0x48>;
 		interrupts = <7>; /* SYS_NIRQ cascaded to intc */
 		interrupt-parent = <&intc>;
-	};
 
-	twl_audio: audio {
-		compatible = "ti,twl4030-audio";
-		codec {
+		twl_audio: audio {
+			compatible = "ti,twl4030-audio";
+			codec {
+			};
 		};
 	};
 };