remove final nvfp4 problem version

Author: Mark Saroufim

problems/nvidia.yaml

@@ -17,11 +17,6 @@ problems:
       - NVIDIA
   - directory: nvidia/nvfp4_dual_gemm
     name: nvfp4_dual_gemm
-    deadline: "2026-02-20 7:59"
-    gpus:
-      - NVIDIA
-  - directory: nvidia/final_nvfp4_dual_gemm
-    name: final_nvfp4_dual_gemm
     deadline: "2026-01-20 7:59"
     gpus:
       - NVIDIA