dzn: Hook-up device-lost detection
Provide a vk_device::check_status() implementation so the code can call it at key moments to detect when a device-lost event (device-removed in D3D12) has been received.
Provide a vk_device::check_status() implementation so the code can call it at key moments to detect when a device-lost event (device-removed in D3D12) has been received.