message: Fix typo in dashboard.json
diff: {
  "realmName": "{{name}} realm",
  "welcome": "Welcome to",
  - "introduction": "If you want to leave this page and mange this realm, please click the corresponding menu items in the left navigation bar.",
  + "introduction": "If you want to leave this page and manage this realm, please click the corresponding menu items in the left navigation bar.",
  "serverInfo": "Server info",
  "version": "Version",
  "product": "Product",
  