message: Detect the case where no vulkan physical devices are enumerated and bail
diff: @@ -340,6 +340,9 @@ ReplayStatus WrappedVulkan::Initialise(VkInitParams &params, uint64_t sectionVer
  VkResult vkr = ObjDisp(m_Instance)->EnumeratePhysicalDevices(Unwrap(m_Instance), &count, NULL);
  RDCASSERTEQUAL(vkr, VK_SUCCESS);
  + if(count == 0)
  + return ReplayStatus::APIHardwareUnsupported;
  +
  m_ReplayPhysicalDevices.resize(count);
  m_ReplayPhysicalDevicesUsed.resize(count);
  m_OriginalPhysicalDevices.resize(count);
  