ARM: at91: sama5d3xek/dt: use dt ids for wm8904

Using the wm8904 device tree compatible string.
Signed-off-by: Alexander Morozov <linux@meltdown.ru>
Signed-off-by: Bo Shen <voice.shen@atmel.com>
Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>

arch/arm/boot/dts/sama5d3xmb.dtsi

@@ -45,7 +45,7 @@ ssc0: ssc@f0008000 {
 			 */
 			i2c0: i2c@f0014000 {
 				wm8904: wm8904@1a {
-					compatible = "wm8904";
+					compatible = "wlf,wm8904";
 					reg = <0x1a>;
 					clocks = <&pck0>;
 					clock-names = "mclk";