✏ Update guestbook

Author: actions-user

guestbook.md

@@ -4,7 +4,5 @@ This guestbook is populated by approved :+1: comments in https://github.com/josh
 
 <!--START:guestbook-->
 > Hello, this is an informative and useful comment illustrating my thoughts. 🧀
-
 > -[@joshmgross](https://github.com/joshmgross)
-<sup>[src](https://github.com/joshmgross/guestbook/issues/1#issuecomment-645117859)</sup>
 <!--END:guestbook-->