chore: formatting and validation

domains/rjk.json

@@ -4,9 +4,9 @@
     "owner": {
         "username": "rayyanjkhan",
         "email": "r.khan13245@kgs.edu.pk",
-        "twitter": "<Rayyan Jamil Khan"
+        "twitter": "Rayyan Jamil Khan"
     },
     "record": {
         "CNAME": "rayyanjkhan.github.io"
     }
-} 
+}