drivers/rtc/rtc-isl12057.c: remove duplicate include

linux/rtc.h was included twice.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

drivers/rtc/rtc-isl12057.c

@@ -26,7 +26,6 @@
 #include <linux/rtc.h>
 #include <linux/i2c.h>
 #include <linux/bcd.h>
-#include <linux/rtc.h>
 #include <linux/of.h>
 #include <linux/of_device.h>
 #include <linux/regmap.h>