Update nandini.json

Updated CNAME for vercel.

domains/nandini.json

@@ -1,8 +1,12 @@
 {
   "owner": {
-    "username": "nytrixis"
+    "username": "nytrixis",
+    "email": "ajayapandey2404@gmail.com"
   },
   "records": {
-    "CNAME": "nandini-kohl.vercel.app"
+    "CNAME": "cname.vercel-dns.com",
+  },
+  "services": {
+    "vercel": "vc-domain-verify=nandini.is-a.dev,3fedda6f58cb8d447f1b"
   }
 }