tests: Fix ImageLayerUnsupportedFormat errors
tests: Fix ImageLayerUnsupportedFormat errors

Fix ImageLayerUnsupportedFormat unexpected errors.

Change-Id: I7dd4f2b9bae69885abf5031a6257ee3f6fad21fb

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