ISTWCMS-6446 Remove 'Site email address' from Other under 'BCC email'

uw_cfg_common.module

@@ -723,6 +723,9 @@ function uw_cfg_common_form_webform_handler_form_alter(array &$form, FormStateIn
 
     // CC email: Set 'Webform author email address' as default.
     $form['settings']['to']['cc_mail']['cc_mail']['#default_value'] = "[webform:author:mail]";
+
+    // BCC email: remove 'Site email address' option under Other.
+    array_shift($form['settings']['to']['bcc_mail']['bcc_mail']['#options']['Other']);
   }
 }