customAuth is redundant

CloudronManifest.json

@@ -25,5 +25,5 @@
   "changelog": "file://CHANGELOG",
   "tags": [ "forum", "collaboration", "community", "discourse", "bb" ],
   "postInstallMessage": "file://POSTINSTALL.md",
-  "customAuth": true
+  "minBoxVersion": "0.80.0"
 }