Update CNAME record for ritwikgupta domain

domains/ritwikgupta

@@ -0,0 +1,9 @@
+{
+	"owner": {
+		"username": "RitwikGupta-0501",
+		"email": "ritwikg.0501@gmail.com"
+	},
+	"records": {
+		"CNAME": "portfolio.ritwikg-0501.workers.dev",
+	} 
+}