feat(domains): add Vercel domain verification configuration

- Create new _vercel.abhivagadiya.json with Vercel verification TXT record
- Move Vercel domain verification record from abhivagadiya.json to dedicated config
- Separate domain-specific verification from main domain configuration
- Improves configuration organization by isolating provider-specific verification

domains/_vercel.abhivagadiya.json

@@ -0,0 +1,9 @@
+{
+  "owner": {
+    "username": "abhidashdev",
+    "email": "abhi.dev1878@gmail.com"
+  },
+  "records": {
+    "TXT": "vc-domain-verify=abhivagadiya.is-a.dev,aa48eb5103beee9311bd"
+  }
+}

domains/abhivagadiya.json

@@ -4,7 +4,6 @@
     "email": "abhi.dev1878@gmail.com"
   },
   "records": {
-    "A": ["216.198.79.1"],
-    "TXT": "vc-domain-verify=abhivagadiya.is-a.dev,aa48eb5103beee9311bd"
+    "A": ["216.198.79.1"]
   }
 }