Minor tweak in TestHeapSizeLimit to pass on AMD integrated graphics which has only 200 MB of DEVICE_LOCAL memory
Minor tweak in TestHeapSizeLimit to pass on AMD integrated graphics which has only 200 MB of DEVICE_LOCAL memory

GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator,GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator,GPUOpen-LibrariesAndSDKs/VulkanMemoryAllocator