Merge pull request #2278 from oracle-devrel/matz-e-patch-1

Update LLM benchmarking instructions.

Author: anshoracle

cloud-infrastructure/compute-including-hpc/ai-infra-gpu/ai-infrastructure/llm-benchmark-docker/README.md

@@ -60,6 +60,7 @@ Reviewed: 16.10.2025
    && curl -s -L https://nvidia.github.io/libnvidia-container/stable/deb/nvidia-container-toolkit.list | \
      sed 's#deb https://#deb [signed-by=/usr/share/keyrings/nvidia-container-toolkit-keyring.gpg] https://#g' | \
      sudo tee /etc/apt/sources.list.d/nvidia-container-toolkit.list
+   sudo apt-get update
    sudo apt-get install -y nvidia-container-toolkit
    sudo nvidia-ctk runtime configure --runtime=docker
    ```