smartdrive: Replace mraa_result_t by mraa::Result in smartdrive.cxx
smartdrive: Replace mraa_result_t by mraa::Result in smartdrive.cxx

Signed-off-by: Oussema Harbi <0bf6b01a8007817f1a727ccce541e1fc756a2fed@gmail.com>
Signed-off-by: Mihai Tudor Panu <a27de6130c5d32f5817bf40bb8b348582f37a8af@intel.com>

Jon-ICS/upm,nitirohilla/upm,nitirohilla/upm,jontrulson/upm,andreivasiliu2211/upm,Propanu/upm,intel-iot-devkit/upm,kissbac/upm,Propanu/upm,sasmita/upm,Jon-ICS/upm,skiselev/upm,g-vidal/upm,jontrulson/upm,Jon-ICS/upm,pylbert/upm,sasmita/upm,whbruce/upm,nitirohilla/upm,Propanu/upm,g-vidal/upm,jontrulson/upm,jontrulson/upm,intel-iot-devkit/upm,whbruce/upm,andreivasiliu2211/upm,andreivasiliu2211/upm,malikabhi05/upm,andreivasiliu2211/upm,malikabhi05/upm,kissbac/upm,sasmita/upm,Jon-ICS/upm,nitirohilla/upm,spitfire88/upm,whbruce/upm,kissbac/upm,pylbert/upm,skiselev/upm,Propanu/upm,spitfire88/upm,pylbert/upm,spitfire88/upm,stefan-andritoiu/upm,nitirohilla/upm,skiselev/upm,pylbert/upm,g-vidal/upm,malikabhi05/upm,skiselev/upm,malikabhi05/upm,kissbac/upm,stefan-andritoiu/upm,intel-iot-devkit/upm,malikabhi05/upm,g-vidal/upm,malikabhi05/upm,whbruce/upm,andreivasiliu2211/upm,stefan-andritoiu/upm,g-vidal/upm,Propanu/upm,skiselev/upm,spitfire88/upm,whbruce/upm,intel-iot-devkit/upm,stefan-andritoiu/upm,sasmita/upm,pylbert/upm,jontrulson/upm,stefan-andritoiu/upm,spitfire88/upm,intel-iot-devkit/upm,skiselev/upm,g-vidal/upm,sasmita/upm,kissbac/upm,pylbert/upm,stefan-andritoiu/upm,intel-iot-devkit/upm,Propanu/upm,Jon-ICS/upm