demos: Add src and dst stages to set_image_layout
demos: Add src and dst stages to set_image_layout

Change-Id: I70e70b8085cc1196b5ffb69283c158ea8bd7ec1b

KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools