bump the version

CloudronManifest.json

@@ -4,7 +4,7 @@
   "author": "NodeBB Team",
   "description": "file://DESCRIPTION.md",
   "tagline": "Next generation forum software",
-  "version": "0.4.0",
+  "version": "0.4.1",
   "healthCheckPath": "/",
   "httpPort": 4567,
   "addons": {