Whoops, dont mess up logging in if the code starts with 0

Author: DaneEveritt

app/Http/Requests/Auth/LoginCheckpointRequest.php

@@ -25,7 +25,7 @@ public function rules(): array
     {
         return [
             'confirmation_token' => 'required|string',
-            'authentication_code' => 'required|int',
+            'authentication_code' => 'required|numeric',
         ];
     }
 }