ARM: ux500: remove duplicated include from cpu-db8500.c

Remove duplicated include.
Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>

arch/arm/mach-ux500/cpu-db8500.c

@@ -12,7 +12,6 @@
 #include <linux/init.h>
 #include <linux/device.h>
 #include <linux/amba/bus.h>
-#include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/irq.h>
 #include <linux/irqchip.h>