fix panel

lang/en/panel.php

@@ -30,11 +30,6 @@ return [
         ],
     ],
 
-    'environment' => [
-        'production' => 'Production — this is real',
-        'other' => ':name environment',
-    ],
-
     'concurrency' => [
         'title' => 'Not saved',
         'body' => 'Somebody else changed this while you were editing it. Reload the page to see the current version — saving now would overwrite that change.',