Moves user mail settings from variable to config.
function user_update_8006() {
update_variables_to_config('user.mail', array(
'register_admin_created_subject' => 'register_admin_created.subject',
'register_admin_created_body' => 'register_admin_created.body',
'register_pending_approval_subject' => 'register_pending_approval.subject',
'register_pending_approval_body' => 'register_pending_approval.body',
'register_pending_approval_admin_body' => 'register_pending_approval_admin.body',
'register_pending_approval_admin_subject' => 'register_pending_approval_admin.subject',
'register_no_approval_required_subject' => 'register_no_approval_required.subject',
'register_no_approval_required_body' => 'register_no_approval_required.body',
'password_reset_subject' => 'password_reset.subject',
'password_reset_body' => 'password_reset.body',
'status_activated_subject' => 'status_activated.subject',
'status_activated_body' => 'status_activated.body',
'status_blocked_subject' => 'status_blocked.subject',
'status_blocked_body' => 'status_blocked.body',
'cancel_confirm_subject' => 'cancel_confirm.subject',
'cancel_confirm_body' => 'cancel_confirm.body',
'status_canceled_subject' => 'status_canceled.subject',
'status_canceled_body' => 'status_canceled.body',
));
}