lp8727_charger: Correct typos on the comment

intergrated charger -> integrated charger
    ^
Signed-off-by: NMilo(Woogyom) Kim <milo.kim@ti.com>
Signed-off-by: NAnton Vorontsov <anton.vorontsov@linaro.org>

drivers/power/lp8727_charger.c

 /*
- * Driver for LP8727 Micro/Mini USB IC with intergrated charger
+ * Driver for LP8727 Micro/Mini USB IC with integrated charger
  *
  *			Copyright (C) 2011 Texas Instruments
  *			Copyright (C) 2011 National Semiconductor

include/linux/lp8727.h

 /*
- * LP8727 Micro/Mini USB IC with intergrated charger
+ * LP8727 Micro/Mini USB IC with integrated charger
  *
  *			Copyright (C) 2011 Texas Instruments
  *			Copyright (C) 2011 National Semiconductor