chore: remove matt.is-a.dev

domains/matt.json

@@ -1,11 +0,0 @@
-{
-    "description": "Matt Casey is a Developer!",
-    "repo": "https://github.com/mattcasey",
-    "owner": {
-        "username": "mattcasey",
-        "email": "mattwad@gmail.com"
-    },
-    "record": {
-        "URL": "https://www.linkedin.com/in/mbcasey"
-    }
-}