Add guestbook link to links.html

- Included a new guestbook link with an associated image button in links.html to enhance connectivity with visitors.

Author: ZaneThePython

links.html

@@ -13,6 +13,7 @@
         <br>
         <br>
         <img class="eeto" src="https://anlucas.neocities.org/under-con.gif" alt="Under Construction">
+        <a href="https://zaney.atabook.org/"><img class="eeto" src="https://cyber.dabamos.de/88x31/guestbook-button.gif"></a>
     </header>
     <h1>Check out my internet neighbors!</h1>
     <p>These people are on the internet and have cool websites to link to on my website.</p>