fix: add plate_features to the vk_smoke Frame2D (cce-ui API change)

cce-ui's Frame2D grew a plate_features field (the SDF-lit plate CSG carve
list); the smoke test draws no plates, so it passes an empty slice.

Co-Authored-By: Claude Fable 5 <[email protected]>

 src/vk_smoke.rs | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/vk_smoke.rs b/src/vk_smoke.rs
index 16aacb8..bd463bd 100644
--- a/src/vk_smoke.rs
+++ b/src/vk_smoke.rs
@@ -487,6 +487,7 @@ fn main() {
                 batches: &[],
                 overlay_verts: &[],
                 images: &image_quads,
+                plate_features: &[],
                 clear_color: [0.0; 4],
             });
         }