message: Add ALLOW_DEPTH_STENCIL to array textures copied to MSAA. Closes
  * Nothing seems to suggest that this is necessary technically and there are no
  validation errors, but without this flag sampling from the array texture
  causes DEVICE_HUNG on nvidia GPUs.
diff: @@ -659,6 +659,9 @@ bool D3D12ResourceManager::Serialise_InitialState(SerialiserType &ser, ResourceI
  bool isDepth = IsDepthFormat(resDesc.Format) ||
  (resDesc.Flags & D3D12_RESOURCE_FLAG_ALLOW_DEPTH_STENCIL) != 0;
  + if(isDepth)
  + arrayDesc.Flags = D3D12_RESOURCE_FLAG_ALLOW_DEPTH_STENCIL;
  +
  D3D12_RESOURCE_DESC msaaDesc = resDesc;
  msaaDesc.Alignment = 0;
  msaaDesc.Flags = isDepth ? D3D12_RESOURCE_FLAG_ALLOW_DEPTH_STENCIL
  