Mesa's Gallium3D Direct3D 9 "Nine" State Tracker To Be Retired

It's crazy that Gallium Nine is already a decade old for providing a Direct3D 9 (D3D9) state tracker implementation for Gallium3D hardware drivers. Gallium Nine was useful years ago for speeding up Direct3D 9 support when using Wine on Linux for Windows games/applications but it hasn't been well maintained in years with DXVK pretty much taking over for efficiently mapping Direct3D atop the Vulkan API. It's time to sunset Gallium Nine...