lesson1: fix typo in result check
lesson1: fix typo in result check

Signed-off-by: Brendan Le Foll <3e0e8c4069934e8b47d99704927a85c66c0ceb33@intel.com>

BrokenRobot123/iot-devkit-samples,BrokenRobot123/iot-devkit-samples,haoli1106/IOT,Propanu/iot-devkit-samples,Propanu/iot-devkit-samples,sasmita/iot-devkit-samples,sasmita/iot-devkit-samples,haoli1106/IOT,BrokenRobot123/iot-devkit-samples,Propanu/iot-devkit-samples,haoli1106/IOT