overlays: Compile the new overlay

Compile the new ezsound-6x8iso overlay.

Signed-off-by: Stephen Gordon <gordoste@iinet.net.au>

Author: gordoste

arch/arm/boot/dts/overlays/Makefile

@@ -65,6 +65,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
 	enc28j60.dtbo \
 	enc28j60-spi2.dtbo \
 	exc3000.dtbo \
+	ezsound-6x8iso.dtbo \
 	fbtft.dtbo \
 	fe-pi-audio.dtbo \
 	fsm-demo.dtbo \