hwmon: (ads1015) move header file out of I2C realm

include/linux/i2c is not for client devices. Move the header file to a
more appropriate location.

Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
diff --git a/Documentation/hwmon/ads1015 b/Documentation/hwmon/ads1015
index 063b80d..02d2a45 100644
--- a/Documentation/hwmon/ads1015
+++ b/Documentation/hwmon/ads1015
@@ -40,7 +40,7 @@
 Platform Data
 -------------
 
-In linux/i2c/ads1015.h platform data is defined, channel_data contains
+In linux/platform_data/ads1015.h platform data is defined, channel_data contains
 configuration data for the used input combinations:
 - pga is the programmable gain amplifier (values are full scale)
   0: +/- 6.144 V