Update devcontainer.json

Author: hubwriter

.devcontainer/devcontainer.json

@@ -58,7 +58,7 @@
   },
 
   // Use 'postCreateCommand' to run commands after the container is created.
-  "postCreateCommand": "npm ci && npm start",
+  "postCreateCommand": "npm ci",
 
   // Comment out connect as root instead. More info: https://aka.ms/vscode-remote/containers/non-root.
   "remoteUser": "node",