cleanup with newlines at end of file

domains/_github-pages-challenge-drssoccer55.doug.json

@@ -6,4 +6,4 @@
     "record": {
         "TXT": "6605758124fbb4085b1687476d067b"
     }
-}
+}

domains/doug.json

@@ -8,4 +8,4 @@
     "record": {
         "CNAME": "drssoccer55.github.io"
     }
-}
+}