Update README.md

README.md

@@ -247,6 +247,7 @@ This section describes how to compile the demo software on the ZCU104
   * Start the docker container
     ```bash
     cd $PROJ_DIR
+    ln -sf ~/Vitis-AI-v1.1/docker
     ~/Vitis-AI-v1.1/docker_run.sh xilinx/vitis-ai-cpu:latest
     ```