[NOTICE][UI] Fix bug: Option to message "Everyone at site" when using private instance

lib/ui/toselector.php

@@ -119,7 +119,7 @@ class ToSelector extends Widget
         // Reverse so we can add entries at the end (can't unshift with a key)
         $choices = array_reverse($choices);
 
-        if (common_config('notice', 'allowprivate')) {
+        if (common_config('site', 'private')) {
             // TRANS: Option in drop-down of potential addressees.
             // TRANS: %s is a StatusNet sitename.
             $choices['public:site'] = sprintf(_('Everyone at %s'), common_config('site', 'name'));