Fix CI: remove GitHub noreply email from owner fields

is-a.dev rejects @users.noreply.github.com addresses in domain JSON files.

Co-authored-by: Cursor <cursoragent@cursor.com>

domains/_vercel.nix.json

@@ -1,7 +1,6 @@
 {
   "owner": {
-    "username": "nicolassaganias",
-    "email": "74024248+nicolassaganias@users.noreply.github.com"
+    "username": "nicolassaganias"
   },
   "records": {
     "TXT": [

domains/nix.json

@@ -1,9 +1,10 @@
 {
   "owner": {
-    "username": "nicolassaganias",
-    "email": "74024248+nicolassaganias@users.noreply.github.com"
+    "username": "nicolassaganias"
   },
   "records": {
-    "A": ["216.198.79.1"]
+    "A": [
+      "216.198.79.1"
+    ]
   }
 }

domains/www.nix.json

@@ -1,7 +1,6 @@
 {
   "owner": {
-    "username": "nicolassaganias",
-    "email": "74024248+nicolassaganias@users.noreply.github.com"
+    "username": "nicolassaganias"
   },
   "records": {
     "CNAME": "9c1e0363078a4f93.vercel-dns-017.com"