Add proxied field to jumanji.json and remove A record

domains/jumanji.json

@@ -4,9 +4,9 @@
     "email": "madhuchutiya.unhinge650@silomails.com"
   },
   "records": {
-    "A": ["76.76.21.21"],
     "MX": ["mx1.improvmx.com", "mx2.improvmx.com"],
     "TXT": "v=spf1 include:spf.improvmx.com ~all",
     "CNAME": "heyjumanji.pages.dev"
-  }
+  },
+  "proxied": true
 }