Fixed: R BYO to restart docker container, removing error

Author: djarpin

under_development/r_bring_your_own/Dockerfile renamed to advanced_functionality/r_bring_your_own/Dockerfile

@@ -324,6 +324,12 @@
     "# Get the login command from ECR and execute it directly\n",
     "$(aws ecr get-login --region ${region} --no-include-email)\n",
     "\n",
+    "# On a SageMaker Notebook Instance, the docker daemon may need to be restarted in order\n",
+    "# to detect your network configuration correctly.  (This is a known issue.)\n",
+    "if [ -d \"/home/ec2-user/SageMaker\" ]; then\n",
+    "  sudo service docker restart\n",
+    "fi\n",
+    "\n",
     "# Build the docker image locally with the image name and then push it to ECR\n",
     "# with the full name.\n",
     "docker build  -t ${algorithm_name} .\n",