message: Compile fix for mac
diff: @@ -202,7 +202,7 @@ void WrappedVulkan::DoSubmit(VkQueue queue, VkSubmitInfo2KHR submitInfo)
  // we expect the pNext chain to be NULL, as there's nothing we should be replaying that we can
  // represent in this decomposed version
  - RDCASSERTEQUAL((void *)submitInfo.pNext, NULL);
  + RDCASSERTEQUAL((void *)submitInfo.pNext, (void *)NULL);
  if(submitInfo.flags & VK_SUBMIT_PROTECTED_BIT_KHR)
  {
  