ci: update ci configuration with new settings and dependencies

- add warp version setting to the ci configuration
- update the vulkan sdk version in the ci configuration

.github/workflows/ci.yml

@@ -12,6 +12,8 @@ defaults:
 env:
   # Sourced from https://vulkan.lunarg.com/sdk/home#linux
   VULKAN_SDK_VERSION: "1.3.268"
+  # Sourced from https://www.nuget.org/packages/Microsoft.Direct3D.WARP
+  WARP_VERSION: "1.0.8"
   # Sourced from https://archive.mesa3d.org/. Bumping this requires
   # updating the mesa build in https://github.com/gfx-rs/ci-build and creating a new release.
   MESA_VERSION: "23.3.1"