Vulkan extension suggestion

Hello!

Due to NVIDIA’s recent efforts to support Wayland on Linux through integrated GBM API support, I thought I would suggest a quality of life improvement that would help NVIDIA remain competitive in the gaming environment.

Gamescope, an embedded session for programs, requires VK_EXT_image_drm_format_modifier in order for Gamescope to operate properly. This would allow NVIDIA’s new image scaling technology to be implemented in the future, rivaling the competition’s scaling methods!

Hi can we get this implemented, with the popularity of steam deck this would significantly aid in support