Add academic-typst format

(cherry picked from commit 7a7be5b)

Author: kazuyanagimoto

docs/extensions/listings/custom-formats.yml

@@ -1,3 +1,9 @@
+- name: academic-typst
+  path: https://github.com/kazuyanagimoto/quarto-academic-typst
+  author: '[Kazuharu Yanagimoto](https://github.com/kazuyanagimoto)'
+  description: >
+    A clean Typst template for academic manuscripts
+
 - name: aog-article
   path: https://github.com/AaronGullickson/aog-article-quarto
   author: '[Aaron Gullickson](https://github.com/AaronGullickson)'