fixed invalid bitsPerPixel compare in CanUseSmallAlignment
fixed invalid bitsPerPixel compare in CanUseSmallAlignment

GPUOpen-LibrariesAndSDKs/D3D12MemoryAllocator,GPUOpen-LibrariesAndSDKs/D3D12MemoryAllocator,GPUOpen-LibrariesAndSDKs/D3D12MemoryAllocator