Update username in saloni.json

saloni.json

@@ -1,9 +1,9 @@
 {
   "owner": {
-    "username": "SaloniNaagar",
+    "username": "saloninaagar",
     "email": "saloninaagar08@gmail.com"
   },
-  "record": {
+  "records": {
     "CNAME": "saloninaagar.github.io"
   }
 }