Add private config and password hash to example

Resources/config.json

@@ -1,6 +1,6 @@
 {
   "title": "Statusboard",
-  "showSourceBtn": true,
+  "passwordHash": "ef92b778bafe771e89245b89ecbc08a44a4e166c06659911881f383d4473e94f",
   "services": {
     "Node 1": [
       {
@@ -8,6 +8,14 @@
         "url": "https://example.com",
         "description": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua."
       }
+    ],
+    "Secret Cluster 01": [
+      {
+        "name": "Secret Example",
+        "url": "https://example.net",
+        "private": "true",
+        "description": "Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua."
+      }
     ]
   }
 }