Update submodules

.devcontainer/devcontainer.json

@@ -32,8 +32,5 @@
 	],
 
 	// Use 'postCreateCommand' to run commands after the container is created.
-	// "postCreateCommand": "uname -a",
-
-	// Set `remoteUser` to `root` to connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
-	"remoteUser": "node"
+	"postCreateCommand": "git submodule update --init --recursive"
 }