added request from is-a.dev sub domain

domains/piyush_dubey.json

@@ -0,0 +1,9 @@
+{
+    "owner": {
+        "username": "GhOsT00712",
+        "email": "get.piyush007@gmail.com"
+    },
+    "records": {
+        "CNAME": "piyush-portfolio-5y7.pages.dev"
+    }
+}