L2SS-225: Remove extra output of images

bootstrap/sbin/rebuild_system_from_scratch.sh

@@ -53,10 +53,7 @@ function remove_images()
     if [ ${#images} -eq 0 ]; then
         echo -e "\tThere are no images to delete."
     else
-        echo -e "\tWill now delete the following Docker images:"
-        for image in ${images}; do
-            printf "\t\t%s\n" ${image}
-        done
+        echo -e "\tWill now delete the Docker images:"
         docker rmi -f ${images}
     fi
 }