Fixed top-level CMakeLists.txt

Author: evedon

CMakeLists.txt

@@ -114,7 +114,7 @@ add_subdirectory(events EXCLUDE_FROM_ALL)
 add_subdirectory(connectivity EXCLUDE_FROM_ALL)
 add_subdirectory(storage EXCLUDE_FROM_ALL)
 add_subdirectory(drivers/device_key EXCLUDE_FROM_ALL)
-add_subdirectory(drivers/source/usb EXCLUDE_FROM_ALL)
+add_subdirectory(drivers/usb EXCLUDE_FROM_ALL)
 add_subdirectory(features EXCLUDE_FROM_ALL)
 add_subdirectory(platform/FEATURE_EXPERIMENTAL_API EXCLUDE_FROM_ALL)
 add_subdirectory(cmsis/CMSIS_5/CMSIS/RTOS2 EXCLUDE_FROM_ALL)