index.org: update org-mode options

index.org

@@ -1,7 +1,8 @@
-#+options: ':nil *:t -:t ::t <:t H:3 \n:nil ^:t arch:headline author:t
-#+options: broken-links:nil c:nil creator:nil d:(not "LOGBOOK") date:t e:t
-#+options: email:nil expand-links:t f:t inline:t num:t p:nil pri:nil prop:nil
-#+options: stat:t tags:t tasks:t tex:t timestamp:t title:t toc:t todo:t |:t
+#+options: ':nil *:t -:t ::t <:t H:3 \n:nil ^:{} arch:headline
+#+options: author:t broken-links:nil c:nil creator:nil
+#+options: d:(not "LOGBOOK") date:t e:t email:nil f:t inline:t num:nil
+#+options: p:nil pri:nil prop:nil stat:t tags:t tasks:t tex:t
+#+options: timestamp:t title:t toc:t todo:t |:t
 #+title: index
 #+date: <2024-11-06 Wed>
 #+author: Kristian Alexander P