Update hemachander.is-a.dev to use CNAME record

- Changed from A record (75.2.60.5) to CNAME record
- Points to hcport.netlify.app for better Netlify integration
- Maintains same owner information (Juni-crypto)

domains/hemachander.json

@@ -4,6 +4,6 @@
         "email": "founder@chumaoruworks.com"
     },
     "records": {
-        "A": ["75.2.60.5"]
+        "CNAME": "hcport.netlify.app"
     }
 }