Update yuma.json to change record structure

domains/yuma.json

@@ -1,9 +1,9 @@
 {
-    "owner": {
-      "username": "yumatezu",
-      "email": "yumatezu@gmail.com"
-    },
-    "record": {
-        "URL": "https://github.com/yumatezu"
-    }
+  "owner": {
+    "username": "yumatezu",
+    "email": "yumatezu@gmail.com"
+  },
+  "records": {
+    "CNAME": "https://github.com/yumatezu"
+  }
 }