hwmon: (sht15) add include guard
hwmon: (sht15) add include guard

Add include guard to include/linux/platform_data/sht15.h to prevent
multiple inclusion.

Signed-off-by: Vivien Didelot <8fdc57bfa92d8dfa7873c6f9e93ed744bd3ae60c@savoirfairelinux.com>
Signed-off-by: Guenter Roeck <ba324ca7b1c77fc20bb970d5aff6eea9377918a5@roeck-us.net>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs