fix docs

Author: hatemhosny

docs/docs/advanced/docker.mdx

@@ -40,7 +40,7 @@ HOST_NAME=vps.livecodes.io docker compose up --build -d
 Example script to install Docker, Docker Compose and Git on Ubuntu
 </summary>
 
-```sh title="install-docker-ubuntu.sh"
+```sh title="install_docker_ubuntu.sh"
 #!/bin/bash
 
 # Update package lists