Change path, where screenshot is being saved.
Change path, where screenshot is being saved.

Screenshots are now supposed to be saved in 'artifacts' installation
subdirectory. This allows one to download them from CI along with other
build artifacts.

michpolicht/CuteHMI,michpolicht/CuteHMI,michpolicht/CuteHMI,michpolicht/CuteHMI,michpolicht/CuteHMI