nodered auth: replace password with its hash in settings.js

roles/nodered/templates/settings.js.j2

@@ -119,7 +119,7 @@ module.exports = {
         type: "credentials",
         users: [{
             username: "{{ nodered_user }}",
-            password: "{{ nodered_password }}",
+            password: "{{ nodered_password_hash }}",
             permissions: "*"
         }]
     },