This should achieve the same thing as https://github.com/ValveSoftware/wine/commit/e8801e96fedf67b88e6f3f5d9f9e2d9...
-- v2: win32u: Enumerate offscreen vulkan devices as GPU devices. win32u: Query GPU memory from vulkan physical device. win32u: Match driver GPUs with vulkan GPUS from their ids, or index. win32u: Keep a list of vulkan GPUS in the device manager context. win32u: Fix default_update_display_devices return type to NTSTATUS.