leds: delete copy/paste mistake

A chunk of text followed the copied license text, ehm, sorry
that kind of things happen from time to time.
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NBryan Wu <cooloney@gmail.com>

drivers/leds/leds-syscon.c

@@ -18,10 +18,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
- *
- * This driver provides system reboot functionality for APM X-Gene SoC.
- * For system shutdown, this is board specify. If a board designer
- * implements GPIO shutdown, use the gpio-poweroff.c driver.
  */
 #include <linux/io.h>
 #include <linux/of_device.h>